--- product_id: 719180548 title: "eufy Security Smart Lock FamiLock S3 Max with Palm Vein Recognition | Internal Video Screen, BHMA Grade 1, Keyless Entry Front Door Lock, WiFi Deadbolt+2K HD Doorbell Camera,16GB Built-in Storage" brand: "eufy security" price: "€ 640.43" currency: EUR in_stock: true reviews_count: 13 category: "Eufy Security" url: https://www.desertcart.fr/products/719180548-eufy-security-smart-lock-familock-s3-max-with-palm-vein store_origin: FR region: France --- # 2K HD head-to-toe camera 4 months dual power backup 99.9% palm vein accuracy eufy Security Smart Lock FamiLock S3 Max with Palm Vein Recognition | Internal Video Screen, BHMA Grade 1, Keyless Entry Front Door Lock, WiFi Deadbolt+2K HD Doorbell Camera,16GB Built-in Storage **Brand:** eufy security **Price:** € 640.43 **Availability:** ✅ In Stock ## Summary > 🔐 Unlock the future of home security with a wave of your hand! ## Quick Answers - **What is this?** eufy Security Smart Lock FamiLock S3 Max with Palm Vein Recognition | Internal Video Screen, BHMA Grade 1, Keyless Entry Front Door Lock, WiFi Deadbolt+2K HD Doorbell Camera,16GB Built-in Storage by eufy security - **How much does it cost?** € 640.43 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.fr](https://www.desertcart.fr/products/719180548-eufy-security-smart-lock-familock-s3-max-with-palm-vein) ## Best For - eufy security enthusiasts ## Why This Product - Trusted eufy security brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Crystal Clear 2K HD Video:** Monitor every visitor with a 150° wide-angle lens and night clarity. - • **Instant Front Door Status:** Check who’s at your door anytime on the internal rear video screen—no app needed. - • **Next-Gen Palm Vein Security:** Unlock your door in 0.6 seconds with forgery-proof biometric precision. - • **Uninterrupted Power Assurance:** Rechargeable battery plus emergency AAA backup keeps you secure for months. - • **Seamless Smart Home Integration:** Effortlessly connect with Apple Home, Alexa, Google Home, and more via Matter protocol. ## Overview The eufy Security Smart Lock FamiLock S3 Max combines cutting-edge palm vein biometric unlocking with a 2K HD video doorbell and an internal rear video screen for instant front door monitoring. Rated BHMA Grade 1 for top-tier security, it features a dual power system ensuring up to 4 months of uninterrupted use. Fully compatible with major smart home platforms via Matter, this keyless WiFi deadbolt offers a sleek, privacy-first solution for modern homes seeking effortless, high-tech protection. ## Description eufy Security Smart Lock FamiLock S3 Max with Palm Vein Recognition | Internal Video Screen, BHMA Grade 1, Keyless Entry Front Door Lock, WiFi Deadbolt+2K HD Doorbell Camera,16GB Built-in Storage - desertcart.com Review: Smart, Secure, and Convenient Keyless Entry Solution - he eufy Security Smart Lock FamiLock S3 Max is an excellent upgrade for home security and convenience. The palm vein recognition works quickly and accurately, making it easy to unlock the door without carrying keys or using a phone.nstallation was straightforward, and the lock feels solid and well-built. I love the added security features and the convenience of being able to manage access easily. This is a great choice for anyone looking for a secure, high-tech smart lock with excellent connectivity. Review: This is a Eufy kind of home, love this product! - The eufy security smart lock s3 max is a game changer for our home security and entry door lock. It was extremely easy to set up straight out of the box. Came with all the tools and hardware needed. Looks durable, stylish, and versatile. I can use palm vein recognition which I have never heard of before till using eufy. This system is very accurate and uses biometric data to analyze my palm and open/unlock the front door. Super cool and unique. The other option to be unlock is also using a 4 digit pin that you can easily set up or the old school way if using a key. It is wifi enabled so connecting to the app is seamless once you make a user name and profile. Allows for custom configuration to your liking which is a plus. I.e. loitering alert, AI interface and recognition, and other neat features. If you have the eufy hub like I do, makes it even simpler to store videos and seamlessly connect. The camera is 2k and very crisp and clear. It also allows for getting a live preview of who's outside directly on the backside of the lock which is unique without having to open the door. 2 way communication is built in as well. Awesome set up that is very easy to use. Customize the chimes as well with the integrated door bell. Super easy to spot at night as the keypad lights up and so does the door bell light. Night camera activates and records flawlessly at night as well. All in all, I'm a big fan of all eufy products and this seamlessly integrated to my eufy ecosystem. I can also link it with Alexa and Google which is a plus. It's apple home capable but I have not tried since I don't use the apple ecosystem. No issue on the noise level and most definitely well worth the value. ## Features - Palm Vein Unlocking: Advanced Security with 99.9% Accuracy. Achieve recognition in just 0.6 seconds with cutting-edge, forgery-proof palm vein recognition. This next-gen security feature relies on the unique vein patterns in your palm, ensuring top-tier protection. Plus, your palm vein data is stored securely on the device, keeping your privacy intact. - This all-in-one device: A 2K HD camera with an f/1.6 lens for sharp, clear visibility—even at night. A video doorbell with a 150° Head-to-Toe wide-angle view that eliminates blind spots, perfect for monitoring packages or checking on visitors. A smart lock with real-time visitor alerts. Whether it's ensuring your family's safety or giving peace of mind when older people or children are home alone, the FamiLock S3 Max keeps you connected and reassured. - The Rear Lock Video Screen: The Rear Lock Video Screen allows you to effortlessly check the front door status anytime, without needing a smartphone app. Its simple, intuitive design makes it ideal for the elderly and children, offering a quick and hassle-free way to see who’s at the door. Perfect for households seeking an easy-to-use, app-free solution for monitoring the front entrance. - Dual Power Supply System: Stay powered with a rechargeable battery offering up to 4 months of full functionality, plus an emergency set of 4 AAA batteries for an extra month of essential functionality in case of power outages. - Seamless Home Automation with Matter & Apple Home: Easily integrate with the eufy Ecosystem & HomeBase 3 for advanced AI security features. Supports Matter for smooth, secure connections with Apple Home, Google Home, Alexa, and SmartThings—giving you a privacy-first, future-ready smart home experience. [Note: Camera streams are not supported via Matter due to current limitations. For full features and the best experience, please use the eufy App.] Matter is now compatible with HomeBase 3 for simultaneous use. This video lock is not compatible with HomeBase 2. ## Technical Specifications | Specification | Value | |---------------|-------| | Additional Features | 2K Full HD Head-to-toe View, DualPower System, PIR+Radar Motion Detect, Wave to unlock with Palm, Works with Smart Home Platforms | | Brand | eufy Security | | Color | Black | | Controller Type | Amazon Alexa, Android, Apple HomeKit, SmartThings, iOS | | Item Dimensions | 3.07 x 1.22 x 7.87 inches | | Item Weight | 1043 g | | Item dimensions L x W x H | 3.07 x 1.22 x 7.87 inches | | Lock Type | Biometric, Deadbolt, Video Door Lock, Video Doorbell | | Material | Aluminum | | Material Type | Aluminum | | Recommended Uses For Product | Apartment Door, Office Door, Front Door, Entry Door, Exterior Door | | Shape | Rectangular | | Special Feature | 2K Full HD Head-to-toe View, DualPower System, PIR+Radar Motion Detect, Wave to unlock with Palm, Works with Smart Home Platforms Special Feature 2K Full HD Head-to-toe View, DualPower System, PIR+Radar Motion Detect, Wave to unlock with Palm, Works with Smart Home Platforms See more | | Style Name | Palm Vein + Video + Rear Screen | ## Product Details - **Brand:** eufy Security - **Item dimensions L x W x H:** 3.07 x 1.22 x 7.87 inches - **Lock Type:** Biometric, Deadbolt, Video Door Lock, Video Doorbell - **Material:** Aluminum ## Images ![eufy Security Smart Lock FamiLock S3 Max with Palm Vein Recognition | Internal Video Screen, BHMA Grade 1, Keyless Entry Front Door Lock, WiFi Deadbolt+2K HD Doorbell Camera,16GB Built-in Storage - Image 1](https://m.media-amazon.com/images/I/61UZTTfUXEL.jpg) ## Available Options This product comes in different **Style** options. ## Questions & Answers **Q: What kind of doors are eufy FamiLock S3 Max compatible with?** A: Compatible with most standard doors, door thickness:35-55 mm. Do not recommend to install on the door that has a storm door in front, which might block the view. If your latch recess is round, contact eufy Support to get a round drive-in faceplate. **Q: Which eufy devices and systems are eufy FamiLock S3 Max compatible with?** A: It supports connection with Homebase 3 and it is not compatible with HB2. Without Homebase, it links to other eufy cameras, letting you remotely lock/unlock via live view on any device. **Q: Does eufy FamiLock S3 Max support external integration with other smart home platforms?** A: It supports the Matter protocol. Through Matter, you can work with Apple Home to integrate into the Apple ecosystem. Currently, it cannot be connected to HB3 and external ecosystem gateways simultaneously. **Q: What should be noted when using the palm vein unlocking function?** A: You can store palm vein information for 50 family members. The palm vein can only be used to unlock, not to lock. **Q: What is the power supply method of this door lock? What happens if the battery runs out?** A: Our door lock uses a dual power supply with lithium and standard batteries. When the lithium battery is low, standard batteries provide emergency power, allowing PIN code access to lock/unlock, while other functions are unavailable. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Smart, Secure, and Convenient Keyless Entry Solution *by M***M on July 13, 2026* he eufy Security Smart Lock FamiLock S3 Max is an excellent upgrade for home security and convenience. The palm vein recognition works quickly and accurately, making it easy to unlock the door without carrying keys or using a phone.nstallation was straightforward, and the lock feels solid and well-built. I love the added security features and the convenience of being able to manage access easily. This is a great choice for anyone looking for a secure, high-tech smart lock with excellent connectivity. ### ⭐⭐⭐⭐⭐ This is a Eufy kind of home, love this product! *by M***R on July 12, 2026* The eufy security smart lock s3 max is a game changer for our home security and entry door lock. It was extremely easy to set up straight out of the box. Came with all the tools and hardware needed. Looks durable, stylish, and versatile. I can use palm vein recognition which I have never heard of before till using eufy. This system is very accurate and uses biometric data to analyze my palm and open/unlock the front door. Super cool and unique. The other option to be unlock is also using a 4 digit pin that you can easily set up or the old school way if using a key. It is wifi enabled so connecting to the app is seamless once you make a user name and profile. Allows for custom configuration to your liking which is a plus. I.e. loitering alert, AI interface and recognition, and other neat features. If you have the eufy hub like I do, makes it even simpler to store videos and seamlessly connect. The camera is 2k and very crisp and clear. It also allows for getting a live preview of who's outside directly on the backside of the lock which is unique without having to open the door. 2 way communication is built in as well. Awesome set up that is very easy to use. Customize the chimes as well with the integrated door bell. Super easy to spot at night as the keypad lights up and so does the door bell light. Night camera activates and records flawlessly at night as well. All in all, I'm a big fan of all eufy products and this seamlessly integrated to my eufy ecosystem. I can also link it with Alexa and Google which is a plus. It's apple home capable but I have not tried since I don't use the apple ecosystem. No issue on the noise level and most definitely well worth the value. ### ⭐⭐⭐⭐⭐ Smart Lock *by O***R on July 12, 2026* The eufy Security Smart Lock FamiLock S3 Max was very easy to install, and I really like the smart technology built into this lock. I absolutely love the screen and the motion recording feature, it adds an extra level of convenience and security. The palm identification feature is extremely useful and works great. I haven’t tried the code access feature yet, but so far, my overall experience has been excellent. Definitely a great smart lock, and I highly recommend it! ## Frequently Bought Together - eufy FamiLock S3 Max, Palm Vein Recognition Wi-Fi Smart Lock, 3-in-1 Keyless Entry, Security Electronic Deadbolt for Front Door, ANSI/BHMA Grade 1, Rear Lock Video Screen - eufy Security HomeBase S380 (HomeBase 3),eufy Edge Security Center, Local Expandable Storage up to 16TB, eufy Security Product Compatibility, Advanced Encryption,2.4 GHz Wi-Fi, No Monthly Fee --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.fr/products/719180548-eufy-security-smart-lock-familock-s3-max-with-palm-vein](https://www.desertcart.fr/products/719180548-eufy-security-smart-lock-familock-s3-max-with-palm-vein) --- *Product available on Desertcart France* *Store origin: FR* *Last updated: 2026-08-15*