What are you looking for? Let’s review and compare the top best best homekit security cameras 2024 to find what will work well with your needs.
We all want the best for our money, but how do you know what a good fit is without research? When looking into buying something that will likely be an investment and part of your everyday life – like best homekit security cameras, it makes sense to spend some time getting educated on where exactly this product falls within its market space.
The future of the best best homekit security cameras is here, and we’ve got all the best picks. We have compiled 65685 reviews from top experts that led us to these 20 devices on the list.
The Best Best Homekit Security Cameras Deals This Week:
- Seamless Smart Home Integration: HomeKit compatibility ensures smooth operation with Apple smart home systems, enhancing user experience in the Apple ecosystem, perfect for those seeking a no subscription security camera.
- Unfazed by the Elements: With an IP67 weatherproof rating, this outdoor camera stands strong in any weather, promising year-round reliability for your home security needs.
- Keep Your Wallet Happy: Operate this no subscription security camera without the worry of additional expenses, as no monthly fees are required to enjoy the full suite of features.
- Half a Year on a Single Charge: The impressive 180-day battery life from one charge provides extended, hassle-free security monitoring, ideal for security cameras wireless outdoor that require minimal maintenance.
- Discerning Safety Guardian: Intelligent Human Detection utilizes body shape and face pattern recognition to accurately identify human presence, elevating security measures for a robust no monthly fee home security system.
- Relevant Recordings: The on-device AI determines whether a human or pet is present and only records when an event of interest occurs.
- The Key is in the Detail: View every event in up to 2K clarity (1080P while using HomeKit) so you see exactly what is happening inside your home.
- Communicate From Your Camera: Speak in real-time to anyone who passes via the camera’s built-in two-way audio.
- Smart Integration: Connect your Indoor Cam to Apple HomeKit(Please download our HomeKit User Guide in the product information section below), the Google Assistant, or Amazon Alexa for complete control over your surveillance.(HomeKit available via update. When opening HomeKit, users must add the device in the eufy Security app and then complete the activation process.)
- Sight at Night: Advanced night vision allows you to keep an eye on any room, even in low light settings.
- Exceptional Image Quality: Experience the brilliance of 2K resolution with the eufyCam 2C Pro, meticulously designed to capture every detail, even in dimly lit conditions.
- Long-Lasting Battery Performance: With a remarkable battery life of 180 days, this HomeKit compatible camera ensures your home security remains uninterrupted.
- Advanced Night Vision Capabilities: Equipped with superior night vision technology, the camera delivers crystal clear images, even in pitch-black darkness.
- Accurate Motion Detection: The eufyCam 2C Pro features cutting-edge human detection technology, accurately identifying movements and promptly sending reliable alerts.
- All-Weather Resistant Design: With an IP67 rating, the eufyCam 2C Pro guarantees steadfast home security in any weather condition, swiftly connects to wifi, and eliminates the need for a monthly fee.
- Relevant Recordings: The on-device AI determines whether a human or pet is present and only records when an event of interest occurs.
- The Key is in the Detail: View every event in up to 2K clarity (1080P while using HomeKit) so you see exactly what is happening inside your home.
- Smart Integration: Connect your IndoorCam to Apple HomeKit (download our HomeKit User guide in the product information section below), the Google Assistant, or Amazon Alexa for complete control over your surveillance.
- Follows the Action: When motion is detected the camera automatically tracks and follows the moving object. Pan the lens 360° horizontally or tilt it 96° vertically to get a clear view of the whole room.
- Communicate From Your Camera: Speak in real-time to anyone who passes via the camera’s built-in two-way audio.
- Picture Perfect Surveillance - Live-stream and record footage in crystal clear 1080p HD. The 135° diagonal field of view allows you to see exactly what is happening in and around your home.
- Half-Year Security from 1 Charge - Avoid frequent trips to charge the battery and enjoy 180-day battery life from just one charge.
- The Alerts* That Matter - Human detection technology enables the camera to intelligently detect body shape and face pattern. Ensuring you are only alerted when a person, and not a stray cat, approaches.
- Ready for Any Weather - With an IP67 weatherproof-rating, eufyCam 2C is built to withstand the elements.
- Requires eufy Security HomeBase 2 - eufyCam 2C add-on camera requires a HomeBase 2 to operate. Please note, the camera alone will not work.
- Relevant Recordings: The on-device AI determines whether a human or pet is present and only records when an event of interest occurs.
- The Key is in the Detail: View every event in up to 2K clarity (1080P while using HomeKit) so you see exactly what is happening inside your home.
- Smart Integration: Connect your IndoorCam to Apple HomeKit, the Google Assistant, or Amazon Alexa for complete control over your surveillance. (HomeKit available via update. When opening HomeKit, users must add the device in the eufy Security app and then complete the activation process.)
- Follows the Action: When motion is detected the camera automatically tracks and follows the moving object. Pan the lens 360° horizontally or tilt it 96° vertically to get a clear view of the whole room.
- Communicate From Your Camera: Speak in real-time to anyone who passes via the camera’s built-in two-way audio.
- Superior Clarity: With dual cameras and 4K UHD resolution, this indoor camera delivers clear and detailed views of your home. Whatever you use it to monitor, you'll see it with incredible clarity.
- Advanced Zoom Capabilities: The 4K wide-angle and 2K telephoto cameras work together to provide an impressive 8× hybrid zoom.
- Complete Coverage: The 360° pan and tilt capabilities ensure a complete view of your space without blind spots. This makes it an excellent dog camera or cat camera.
- Exceptional Night Vision: With an f/1.6 aperture sensor and 2 high-powered infared LED lights, faces can be seen clearly up to 32 ft away, even in low-light conditions.
- Intelligent Tracking: Powered by eufy Security's self-developed algorithm, the AI-powered tracking enable the camera to follow family members or pets around the room. Note: 1. Indoor Cam S350 is fully compatible with HomeBase 3 running firmware version 3.3.2.6 or later. It is not compatible HomeBase 2. 2. Added RTSP support for NAS storage. To access, update the eufy Security app to the latest version and Indoor Cam S350 firmware version to version 1.3.2.8 or later. 3. HomeKit is not supported.
- Relevant Recordings -The on-device AI determines whether a human or pet is present and only records when an event of interest occurs.
- The Key is in the Detail - View every event in up to 2K clarity (1080P while using HomeKit) so you see exactly what is happening inside your home.
- Smart Integration -Connect your Indoor Cam to Apple HomeKit (Please download our HomeKit User Guide in the product information section below), the Google Assistant, or Amazon Alexa for complete control over your surveillance. (HomeKit available via update. When opening HomeKit, users must add the device in the eufy Security app and then complete the activation process.)
- Follows the Action -When motion is detected the camera automatically tracks and follows the moving object. Pan the lens 360° horizontally or tilt it 96° vertically to get a clear view of the whole room.
- 2K Resolution: When it comes to security, the key is in the detail. See exactly what is happening in and around your home in crisp 2K clarity (1080p while using HomeKit).
- A Year’s Security from 1 Charge: Avoid frequent trips to charge the battery and enjoy 365-day battery life from just one charge.
- Zero Hidden Costs: Designed to protect your home as well as your wallet, eufyCam 2 Pro is a one-time purchase that combines security with convenience.
- Advanced Night Vision: The F2.0 aperture lens and high photosensitivity sensor allow for more light to be captured and for the total surface area monitored to be increased. The end result is superior image quality for your nighttime recordings.
- Ready for Any Weather: With an IP67 weatherproof-rating, eufyCam 2 Pro is built to withstand the elements.
- Total Security with 360° Surveillance:The 360° pan and tilt capabilities ensure a complete view of your space without blind spots.
- 1080p HD Clarity:Enjoy crystal-clear footage with 1080p resolution, ensuring every detail is seen by you.
- AI Detects Motion and People of All Ages:Detect people, even kids, and record their entire route, ensuring they're kept in sight.
- Privacy Mode:When you're home, just press to activate Privacy Mode, and the camera turns away to a pre-set position.
- Local Security, No Monthly Fee: Don't pay a monthly fee to receive notifications or record videos. Insert a microSD card, up to 128 GB, for direct storage. Note*: It is now fully compatible with HomeBase 3. Including storage function and BionicMind Al. To access, update the eufy Security app to the latest version 4.8.9 or above and Homebase 3 firmware version to 3.5.4.8 or above. IndoorCam C210 firmware version needs to be updated to 3.9.8.0 or above.
- Relevant Recordings: The on-device AI determines whether a human or pet is present and only records when an event of interest occurs.
- The Key is in the Detail: View every event in up to 2K clarity (1080P while using HomeKit) so you see exactly what is happening inside your home.
- Communicate From Your Camera: Speak in real-time to anyone who passes via the camera’s built-in two-way audio.
- Smart Integration: Connect your Indoor Cam to Apple HomeKit(Please download our HomeKit User Guide in the product information section below), the Google Assistant, or Amazon Alexa for complete control over your surveillance.(HomeKit available via update. When opening HomeKit, users must add the device in the eufy Security app and then complete the activation process.)
- Sight at Night: Advanced night vision allows you to keep an eye on any room, even in low light settings.
- Solar Charging: Keeps the battery full, so you don't have to. 3 hours of sunlight daily keeps it running.
- Day and Night Clarity: Infrared LEDs and an f/1.6 aperture allow more to be seen for excellent night vision.
- Easy Installation: Put it anywhere thanks to its tiny size and wire-free design. Drill one hole, once.
- Human Detection: AI alerts you of anyone in your yard, whether family, a courier, or a stranger. Connect to HomeBase 3 for individual facial recognition.
- No Monthly Fee: One-time purchase. No monthly fees or hidden costs. On-device storage and AI for complete security and transparency.
- Crystal-Clear Night Surveillance: Achieve superior night vision with the eufy 4k camera's Starlight system, delivering 4K quality and vibrant colors in low-light conditions, outperforming traditional 1080p cameras.
- Intelligent Intruder Alert: The eufycam 3's BionicMind AI accurately identifies friends from strangers without additional charges, advancing beyond simple motion detection.
- Privacy-First Storage Solution: The eufycam 3 features military-grade encryption for local storage expandable up to 16 TB, ensuring safe data storage without the need for subscription-based cloud services.
- Eco-Friendly Security: With its solar panel, the eufycam 3 requires just two hours of sunlight for continuous operation, surpassing the battery life of standard security cameras.
- Tailored Smart Control: The eufycam 3 offers voice control through Alexa or Google Assistant and customizable activity zones for an enhanced smart home experience that goes beyond typical automation.
- 【Red Dot Winner 2022】Awarded the prestigious Red Dot Design Award in 2022, this security camera Tapo C225 not only performs brilliantly but also boasts a design recognized by international experts.
- 【Pan/Tilt and 2K QHD】With Tapo C225, never miss a detail. This security camera provides a 360° horizontal field of view and 2K QHD live view, capturing crystal-clear images in every corner of your room. Thanks to its F1.6 large aperture, it takes in more light, producing brighter and sharper visuals.
- 【Innovative Physical Privacy Mode】Taking privacy to the next level, the camera's housing cleverly blocks the lens when privacy mode is enabled. With a single click in the Tapo App, you can switch privacy mode on or off, making sure your home privacy is always under your control.
- 【Smart AI Detection & Instant Notification】Our advanced AI technology accurately identifies people, pets, and vehicles, while also recognizing abnormal sounds like a baby crying. Get instant push notifications when any unusual activities occur, helping you to stay informed about what's happening at home.
- 【Customizable Night Vision with Starlight Sensor】Select from 850nm or 940nm Night Vision. The 940nm IR LED is perfect for uninterrupted baby monitoring during sleep. Equipped with a high-sensitivity starlight sensor, this camera delivers superior image quality even in low-light conditions.
- Knows Who’s There: The on-device AI instantly determines whether a human or pet is present within the camera’s view.
- The Key is in the Detail: View every event in up to 2K clarity (1080P while using HomeKit) so you see exactly what is happening inside your home.
- Communicate From Your Camera: Speak in real-time to anyone who passes via the camera’s built-in two-way audio.
- Smart Integration: Connect your Indoor Cam to Apple HomeKi, the Google Assistant, or Amazon Alexa for complete control over your surveillance.(HomeKit available via update. When opening HomeKit, users must add the device in the eufy Security app and then complete the activation process.)
- Sight at Night: Advanced night vision allows you to keep an eye on any room, even in low light settings.
- 4K Clarity, Day and Night: Capture every detail in stunning 4K HD, day or night. With our ultra-sensitive sensor and color night vision, you'll enjoy crystal clear, vibrant footage even at night.
- Cross-Camera Tracking with BionicMind: Experience swift and effortless event reviews with Cross-Camera Tracking. Unlock the true potential of your security—facial recognition differentiates between family and strangers.
- Stable Plug-In Power for 24/7 Recording: Enjoy the convenience of plug-in power with our 16.4 ft (5 m) cable and enjoy uninterrupted 24/7 recording. No power worries, just seamless security at your fingertips.
- Stable Wi-Fi and Easy DIY Installation: Stable Wi-Fi coverage that reaches every corner of your home (up to 5,000 ft² / 464 m²), avoiding security blind spots caused by Wi-Fi dropouts or insufficient Wi-Fi coverage. Wireless connectivity works at distances up to 82 ft (25 m) between cameras and HomeBase 3, allowing easy DIY installation anywhere power is available.
- Save Months of 24/7 Security Footage: With eufyCam E330, your data is protected with advanced encryption, putting you in control. A 1 TB storage drive is included which allows saving 24/7 recordings from four eufyCam E330 for up to 10 days. Save up to 6 months of recordings by expanding the local storage up to 16 TB.
- See 4K Detail Day and Night: Spot tiny features on any potential trespasser (human or animal) with eufyCam 3C—even at night. The Starlight photosensitive system enhances low light conditions for clarity in color.
- Local* Expandable Storage: With this local 4K security camera system, you're in control of your own data with advanced encryption. 16 GB built-in storage with the ability to expand up to 16 TB with a portable hard drive (not included)—storing a lifetime of videos, all for no monthly fee.
- BionicMind AI Empowers Your Security: See the true potential of your security with BionicMind—providing facial recognition that differentiates between family and strangers with self-learning AI.
- 180 Days of Security From 1 Charge: Enjoy up to 180 days of wireless security from a single charge.
- Put Yourself in Control: Feel at ease conveniently controlling eufyCam 3C with voice activation via Alexa and the Google Assistant, and clear two-way audio. You can even set activity zones to avoid false alarms.
- 【Super-Crisp 2K Resolution & 360° Viewing and Night Vision】(Note: A 5V 2A USB-A power supply is required and is not included.) Experience crystal-clear surveillance with a high-resolution 2304 × 1296 pixel sensor and a wide-angle f/2.0 lens. The Pan/Tilt motor allows for a full 360° viewing angle which enhances the person tracking feature. The E1 also includes a 940 nm infrared backlight designed not to disrupt your sleep during nighttime use. (The Camera E1 uses an industry-standard USB-C port.
- 【HomeKit Support & Wide Compatibility】The Camera E1 provides full support for HomeKit Secure Video (An active iCloud subscription and an Apple Home hub is required), including end-to-end encryption and local recognition, which ensures protection against data theft and safeguards your privacy at home. Moreover, thanks to Aqara Home scenes, the Pan&Tilt mechanism, Privacy Mode, and other functionalities can be controlled on third-party platforms like HomeKit, Alexa and IFTTT.
- 【Privacy Protection and On-device Detection for Local Automation】The Camera E1 offers an automated privacy mode that can pivot the lens and deactivate the camera. Additionally, audio recording or the microphone can also be disabled, either manually in the app or through automations. Moreover, the built-in NPU supports advanced features such as filtering motion events, recording a video, or triggering an automation in case of person detection.
- 【Multiple Storage Methods】24-hour encrypted cloud storage is included without any fees for maximum security. Furthermore, the Camera supports microSD card storage (up to 512 GB) for recording in full quality, whether it's continuous or triggered by events, which can also be backed up to an SMB3-compatible NAS storage. (A supported Micro SD card and SMB-compatible software are required.)
- 【Advanced Wi-Fi 6 and WPA3 Security】The Security Camera E1 supports Wi-Fi 6 connectivity, an advanced wireless protocol known for its improved performance, even in the most congested network environments, for smoother live views and lower latency. Moreover, the latest Wi-Fi security standard WPA3 is supported to further protect your data. (Note: Requires 2.4 GHz Wi-Fi, and 5 GHz Wi-Fi is not supported.)
- 2K Resolution: When it comes to security, the key is in the detail. See exactly what is happening in and around your home in crisp 2K clarity (1080p while using HomeKit).
- Detailed Night Vision: View recordings or live footage in crisp clarity, even at night, for a clear view of who are there.
- The Alerts That Matter: Human detection technology enables the camera to intelligently detect body shape and face pattern. Ensuring you are only alerted when a person, and not a stray cat, approaches.
- Ready for Any Weather: With an IP67 weatherproof-rating, eufyCam 2C Pro is built to withstand the elements
How We Test Best Homekit Security Cameras?
We test best homekit security cameras by using it for a scene. Then we review the footage to see how it looks and feels. We also consider how easy or difficult it is to use best homekit security cameras. We want to make sure that the gear we recommend is high quality and will help you make great films. So far, we’ve tested cameras, lenses, tripods, stabilizers, gimbals, audio equipment, etc. We’re always testing new gear and updating our reviews to help you find the best best homekit security cameras for your needs.
The Role Of Technology Gear In Filmmaking
There is no definitive answer to this question. Technology has both advantages and disadvantages when it comes to filmmaking. On the one hand, technological advances have made it possible to create increasingly complex and stunning visual effects. On the other hand, technology can also be a hindrance to filmmakers, as it can be difficult to control and often expensive. Ultimately, it is up to the individual filmmaker to decide how to use technology in their work. Some directors embrace new technologies wholeheartedly, while others prefer to keep things more old-fashioned. There is no right or wrong answer – it all comes down to personal preference.
Some of the advantages of using technology in filmmaking include:
- Increased control over the final product: Technology allows filmmakers more control over their work, as they can now create exactly the effect they are looking for.
- Greater flexibility: Technology also gives filmmakers greater flexibility in shooting and editing their films. They can now experiment with different techniques and methods without worrying about the cost or the time involved.
- Improved quality: Technology has also led to an improvement in the overall quality of films. With more sophisticated equipment and software, filmmakers can now create better-looking and sounding films.
- Increased audience engagement: Technology can also help to engage audiences more with films. For example, interactive features such as virtual reality can immerse viewers in the film world and make them feel more connected to the characters and story.
Some of the disadvantages of using technology in filmmaking include:
- Cost: One of the biggest disadvantages of using technology in filmmaking is the cost. New equipment and software can be very expensive and often need to be updated regularly.
- Time-consuming: Technology can also be time-consuming, as filmmakers often need to spend hours learning how to use new software or equipment.
- Difficult to control: Another downside of technology is that it can be difficult to control. This is especially true of complex visual effects, which can often go wrong if they are not managed correctly.
- Can be disruptive: Technology can also be disruptive on set, as it can sometimes be difficult to keep track of all the elements that need to be managed.
There are a number of benefits to using best homekit security cameras, whether it is for amateur or professional use. best homekit security cameras will bring you some of the top benefits. Of course, it is important to remember that you don’t need the most expensive gear to produce good results – it is more important to know how to use what you have to its fullest potential. Nevertheless, if you can afford it, investing in some quality gear will definitely pay off in the long run.
About Camera Accessories- Things Should You Know Before Purchase Best Homekit Security Cameras
One of the essential pieces of equipment for any filmmaker is a camera. However, there are a number of different accessories that can be used to improve the quality and results of your films. Below are some of the most common accessories used in filmmaking.
Tripods: A tripod is a three-legged stand that is used to support a camera. Tripods are important because they allow you to keep the camera steady, which is essential for getting clear and sharp images.
Monopods: A monopod is a single-legged stand that can be used to support a camera. Monopods are often used when a tripod is not practical, such as when you are shooting in a crowded area or need to move around quickly.
Sliders: Sliders are used to create smooth camera movements. They are placed on a tripod, and the camera is attached to the slider so that it can move smoothly back and forth.
Dolly: A dolly is a platform on wheels that is used to move the camera around. Dollies can create smooth, sweeping camera movements or follow a subject as they move.
Filters: Filters can be used to change the color, brightness, or contrast of an image. They can also be used to reduce glare or reflections.
These are just a few of the many accessories that can be used to improve your filmmaking. By using these accessories, you can take your films to the next level and create professional-looking results.
What Are The Criteria For The Selection Of A Best Homekit Security Cameras?
There are a number of factors that we consider when selecting a best homekit security cameras. One of the most important criteria is how well the product performs in tests, while others are selected based on how they perform in real-world scenarios. We also look at the price of the product, as well as its availability. Another important factor is whether the best homekit security cameras is environmentally friendly. We select products that meet our high standards for quality and performance.
Testing is important to ensure that products work as intended. In order to test these products, we use a variety of methods. One method is to test the product in a simulated environment. For example, we might test a product’s ability to withstand high temperatures by using it in a sauna. We might also test its ability to resist water damage by taking it out in the rain, etc.
How To Choose The Best Best Homekit Security Cameras?
When choosing the best best homekit security cameras, it is important to look at a variety of factors. The most important criteria are how well the product performs in tests and how environmentally friendly it is. Other important factors include the price and availability of the product. Other important factors include the price and availability of the product. You should also consider whether the product is durable and easy to use. When looking at all of these factors, you can make the best decision for your needs.
- Consider feature and performance of best homekit security cameras
- Consider about price, especially if it’s a luxury item
- Consider whether it’s readily available or needs to be special ordered
- Check out the best homekit security cameras reviews
- Is a best homekit security cameras necessary?
- What can you use instead of a best homekit security cameras?
- Is the best homekit security cameras environmentally friendly?
- Brand Repute
- Personal Preferences
- Resale
The best best homekit security cameras for you is the one that meets your needs and fits your budget. Consider all the factors before making a decision to ensure you are getting the best product for your needs.
It’s a great idea to consider other people when buying something because it can save you money and help you avoid wasting your hard-earned cash on an item that doesn’t work. Before making any purchases, always ask yourself these questions: “What will this decision cost me?” or “How much time does this purchase need from my life”? You should also consult those close by – friends who have similar tastes as yours may provide insight into whether they would want something too.
Should You Buy Best Homekit Security Cameras Online Or in A Physical Store?
There are a number of reasons you should buy best homekit security cameras on the e-commerce market. Some of the benefits include:
-A wide selection of best homekit security cameras to choose from
-Easy returns and refunds
-Fast, free shipping on many items
-Access to Prime memberships
-Save your time
It offers a wide selection of best homekit security cameras, which means you can find what you’re looking for. The return process is easy, and you can get a refund if you’re unsatisfied with a product. Shipping is fast and free on many items, and you can also access Prime memberships. All of these factors make the e-commerce market a great place to shop.
When buying a product at a physical store, you can often get help from a salesperson if you have questions or need assistance. You can also see the product in person before making a purchase.
7 Tips For Buying Best Homekit Security Cameras Online Safely
The holidays are just around the corner, and with them come traditional headaches on how to buy the best best homekit security cameras. Shops filled with endless queues or a lack of time can make it difficult to find affordable ones that will be useful enough! Luckily there’s an easier way – shopping online, where you get access 24/7 without having to go out.
Do Your Research
Before you make a purchase online, be sure to do your research and read reviews to learn about the product and the seller. Only buy from reputable websites that you trust.
Use a Credit Card
When making a purchase online, use a credit card instead of a debit card. This way, you can dispute any unauthorized charges made to your card.
Beware of Fake Websites
When you are on a website you are about to purchase from, be sure to look at the URL. If it starts with https://, this means the site is secure, and your information will be encrypted.
Check the Seller’s Rating and Reviews
Before buying best homekit security cameras, be sure to check the seller’s rating and read reviews to learn about their products and service. Only buy from sellers with high ratings and positive reviews.
Make Sure the Site Uses Encryption Technology
When purchasing online, only buy from websites that use encryption technology. This will ensure that your information is safe and secure.
Read the Terms and Conditions Before You Buy
Before making a purchase, be sure to read the terms and conditions of the website. This will help you understand the seller’s return policy and any other policies that may apply to your purchase.
Keep your Computer Protected with Anti-virus Software
Make sure to keep your computer protected with anti-virus software to help prevent any malware or viruses from infecting your system.
The convenience here is amazing because now anyone who needs something quick anytime, anywhere has easy accessibility while still being able to compare prices from different websites. You can get the best best homekit security cameras much simpler than ever before!
Bottom Line about Best Homekit Security Cameras
When you purchase best homekit security cameras, it’s important to consider whether or not the item will actually serve its purpose. Sometimes we may think that an acquisition is necessary when really there are other options available at a lower cost, which would suffice just as well with no loss in value–reviewing these alternatives beforehand can help avoid wasting money on unnecessary purchases later down the line.
You won’t want to miss out on this! Visit us now and find the perfect product for your needs.