--- product_id: 722783870 title: "eufy FamiLock S3 Smart Lock With Palm Vein Recognition - Keyless Entry Door Lock for Front Door, 3-in-1 Wi-Fi Keypad Deadbolt+ 2K HDR Camera+ Doorbell, ANSI/BHMA Grade 1, Motion Sensor, No Monthly Fee" brand: "eufy security" price: "2390782₫" currency: VND in_stock: false reviews_count: 5 url: https://www.desertcart.vn/products/722783870-eufy-familock-s3-smart-lock-with-palm-vein-recognition-keyless store_origin: VN region: Vietnam --- # 99.9% palm vein recognition accuracy 2K HDR ultra-wide angle camera 4 months rechargeable + backup battery eufy FamiLock S3 Smart Lock With Palm Vein Recognition - Keyless Entry Door Lock for Front Door, 3-in-1 Wi-Fi Keypad Deadbolt+ 2K HDR Camera+ Doorbell, ANSI/BHMA Grade 1, Motion Sensor, No Monthly Fee **Brand:** eufy security **Price:** 2390782₫ **Availability:** ❌ Out of Stock ## Summary > 🔐 Unlock the future with a wave—security that’s smarter, faster, and undeniably sleek. ## Quick Answers - **What is this?** eufy FamiLock S3 Smart Lock With Palm Vein Recognition - Keyless Entry Door Lock for Front Door, 3-in-1 Wi-Fi Keypad Deadbolt+ 2K HDR Camera+ Doorbell, ANSI/BHMA Grade 1, Motion Sensor, No Monthly Fee by eufy security - **How much does it cost?** 2390782₫ with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/722783870-eufy-familock-s3-smart-lock-with-palm-vein-recognition-keyless) ## 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 - • **Dual Power Assurance:** Stay worry-free with a 15,000mAh rechargeable battery plus 4 AAA backups for nonstop protection. - • **Smart Sensor Accuracy:** Cut false alarms by 95% with PIR & Radar dual sensors—security that’s both smart and reliable. - • **Seamless Smart Home Sync:** Effortlessly integrate with Apple Home, Alexa, Google Home & Matter for a future-ready connected lifestyle. - • **Palm Vein Precision Unlock:** Experience lightning-fast, forgery-proof access with 0.6s recognition—security redefined. - • **Crystal-Clear 2K HDR Surveillance:** Monitor your doorstep with a 150° ultra-wide lens that never misses a detail, day or night. ## Overview The eufy FamiLock S3 is a cutting-edge keyless smart lock featuring ultra-secure palm vein recognition with 99.9% accuracy and 0.6-second unlock speed. It integrates a 2K HDR camera with a 150° ultra-wide view for comprehensive front door monitoring, enhanced by PIR and Radar dual sensors to minimize false alarms. Powered by a robust 15,000mAh rechargeable battery plus AAA backups, it ensures uninterrupted security. Compatible with major smart home platforms including Apple Home, Alexa, Google Home, and Matter, it offers seamless automation without monthly fees. ## Description eufy Familock S3 Review: The eufy FamiLock S3 has been a huge upgrade for me, especially after returning the Lockin Veno. Assembly was surprisingly simple and frustration-free. Everything fit together intuitively, and the instructions were clear enough that I had the lock fully installed and running in far less time than I expected. What really sets the FamiLock S3 apart from the Veno is the feature set. The responsiveness of the fingerprint reader, the smoothness of the touchscreen, and the overall build quality all feel a step above. The app integration is cleaner too, with faster updates and more reliable notifications. After dealing with connection hiccups and slower response times on the Veno, this lock feels like a breath of fresh air. Another big draw for me was eufy’s strong security reputation. Their focus on privacy and local data processing gave me a lot more confidence in choosing a smart lock that would actually protect my home without sending data who-knows-where. It’s reassuring to know the company behind the product takes security seriously. Overall, the FamiLock S3 has been easy to set up, easy to use, and packed with thoughtful improvements over the lock it replaced. I’m genuinely glad I made the switch. Review: Love this lock. It’s so convenient! We’ve been using it for almost a year. Works great. The camera is nice and crisp. The field of view is great. Battery charge holds up good. Easy to install and operate. Autolock - great feature! We have a cheaper model on our interior garage door. Love this brand. ## 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. - All-in-One Smart Lock with 2K HD Camera: FamiLock S3 integrates a high-resolution 2K HD camera with an f/1.6 lens, ensuring crystal-clear visibility even in low light with HDR support. Enjoy an ultra-wide view with 150° vertical, 150° horizontal, and 180° diagonal coverage, eliminating blind spots—perfect for monitoring packages and visitors. - Dual Power Supply for Uninterrupted Performance: Stay powered with a 15,000mAh rechargeable lithium battery, offering up to 4 months of continuous use. In case of power loss, 4 AAA backup batteries provide an extra month of operation, ensuring uninterrupted security. - PIR & Radar Dual Sensors for Smart Detection: Reduce false alarms by 95% with advanced PIR and Radar dual-sensor technology, delivering faster and more reliable access—keeping security and convenience at the forefront. - 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 | |---------------|-------| | ASIN | B0DTHVNNXQ | | Best Sellers Rank | 913,848 in DIY & Tools ( See Top 100 in DIY & Tools ) 546 in Home Security & Surveillance Biometrics | | Brand | eufy Security | | Colour | Black | | Connectivity Protocol | Wi-Fi | | Control Method | App | | Controller Type | Apple HomeKit, Amazon Alexa, SmartThings, iOS, Android | | Customer Reviews | 4.0 4.0 out of 5 stars (210) | | Included Components | Interior Assembly, Rechargeable Battery & AAA Batteries x 4, Exterior Assembly, Physical Keys, Deadbolts & Deadbolts Screws | | Item Dimensions | 7.8 x 3.1 x 20 centimetres | | Item Weight | 2.45 Kilograms | | Lock Type | Deadbolt | | Manufacturer | eufy | | Material | Stainless Steel | | Model Name | T85V01Y1 | | Model Number | T85V0 | | Number of Pieces | 1 | | Part Number | T85V0 | | Recommended Uses For Product | Securing residential front doors | | Shape | Rectangular | | Special Features | 2K Full HD Head-to-toe View, Auto-Lock, DualPower System, Wave to unlock with Palm, Works with Smart Home Platforms | | Style | Video Lock without Screen | | UPC | 194644232672 | ## Product Details - **Brand:** eufy Security - **Item dimensions L x W x H:** 7.8 x 3.1 x 20 centimetres - **Lock type:** Deadbolt - **Material:** Stainless Steel ## Images ![eufy FamiLock S3 Smart Lock With Palm Vein Recognition - Keyless Entry Door Lock for Front Door, 3-in-1 Wi-Fi Keypad Deadbolt+ 2K HDR Camera+ Doorbell, ANSI/BHMA Grade 1, Motion Sensor, No Monthly Fee - Image 1](https://m.media-amazon.com/images/I/510IWzoRYDL.jpg) ![eufy FamiLock S3 Smart Lock With Palm Vein Recognition - Keyless Entry Door Lock for Front Door, 3-in-1 Wi-Fi Keypad Deadbolt+ 2K HDR Camera+ Doorbell, ANSI/BHMA Grade 1, Motion Sensor, No Monthly Fee - Image 2](https://m.media-amazon.com/images/I/81LFfZlwdLL.jpg) ![eufy FamiLock S3 Smart Lock With Palm Vein Recognition - Keyless Entry Door Lock for Front Door, 3-in-1 Wi-Fi Keypad Deadbolt+ 2K HDR Camera+ Doorbell, ANSI/BHMA Grade 1, Motion Sensor, No Monthly Fee - Image 3](https://m.media-amazon.com/images/I/61WiKKpM8IL.jpg) ![eufy FamiLock S3 Smart Lock With Palm Vein Recognition - Keyless Entry Door Lock for Front Door, 3-in-1 Wi-Fi Keypad Deadbolt+ 2K HDR Camera+ Doorbell, ANSI/BHMA Grade 1, Motion Sensor, No Monthly Fee - Image 4](https://m.media-amazon.com/images/I/71exCfvhbnL.jpg) ![eufy FamiLock S3 Smart Lock With Palm Vein Recognition - Keyless Entry Door Lock for Front Door, 3-in-1 Wi-Fi Keypad Deadbolt+ 2K HDR Camera+ Doorbell, ANSI/BHMA Grade 1, Motion Sensor, No Monthly Fee - Image 5](https://m.media-amazon.com/images/I/61GEBHzshcL.jpg) ## Questions & Answers **Q: What kind of doors are eufy FamiLock S3 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 compatible with?** A: It supports connection with Homebase 3 and it is not compatible with HB2. With Homebase, it links to other eufy cameras, letting you remotely lock/unlock via live view on any device. **Q: Does eufy FamiLock S3 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. eufy is on standby for a beta solution. **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 ### ⭐⭐⭐⭐⭐ Review *by S***J on 25 November 2025* The eufy FamiLock S3 has been a huge upgrade for me, especially after returning the Lockin Veno. Assembly was surprisingly simple and frustration-free. Everything fit together intuitively, and the instructions were clear enough that I had the lock fully installed and running in far less time than I expected. What really sets the FamiLock S3 apart from the Veno is the feature set. The responsiveness of the fingerprint reader, the smoothness of the touchscreen, and the overall build quality all feel a step above. The app integration is cleaner too, with faster updates and more reliable notifications. After dealing with connection hiccups and slower response times on the Veno, this lock feels like a breath of fresh air. Another big draw for me was eufy’s strong security reputation. Their focus on privacy and local data processing gave me a lot more confidence in choosing a smart lock that would actually protect my home without sending data who-knows-where. It’s reassuring to know the company behind the product takes security seriously. Overall, the FamiLock S3 has been easy to set up, easy to use, and packed with thoughtful improvements over the lock it replaced. I’m genuinely glad I made the switch. ### ⭐⭐⭐⭐⭐ Review *by S***Y on 5 April 2026* Love this lock. It’s so convenient! We’ve been using it for almost a year. Works great. The camera is nice and crisp. The field of view is great. Battery charge holds up good. Easy to install and operate. Autolock - great feature! We have a cheaper model on our interior garage door. Love this brand. ### ⭐⭐⭐⭐⭐ Review *by S***S on 14 December 2025* Works well. Integration was easy with the S3 base and Alexa ## Frequently Bought Together - eufy FamiLock S3, Palm Vein Recognition Wi-Fi Smart Lock, 3-in-1 Keyless Entry, Security Electronic Deadbolt for Front Door, ANSI/BHMA Grade 1, Auto Lock, Voice Control, IP65 Waterproof - 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.vn/products/722783870-eufy-familock-s3-smart-lock-with-palm-vein-recognition-keyless](https://www.desertcart.vn/products/722783870-eufy-familock-s3-smart-lock-with-palm-vein-recognition-keyless) --- *Product available on Desertcart Vietnam* *Store origin: VN* *Last updated: 2026-05-22*