---
product_id: 741154086
title: "eufy Security Smart Lock FamiLock S3 with Palm Vein Recognition"
brand: "eufy security"
price: "₨14824"
currency: LKR
in_stock: false
category: "Eufy Security"
url: https://www.desertcart.lk/products/741154086-eufy-security-smart-lock-familock-s3-with-palm-vein-recognition
store_origin: LK
region: Sri Lanka
---

# 2K HD ultra-wide camera 4 months battery + backup power 99.99999% palm vein accuracy eufy Security Smart Lock FamiLock S3 with Palm Vein Recognition

**Brand:** eufy security
**Price:** ₨14824
**Availability:** ❌ Out of Stock

## Summary

> 🔐 Unlock the future of home security with a touch of your palm!

## Quick Answers

- **What is this?** eufy Security Smart Lock FamiLock S3 with Palm Vein Recognition by eufy security
- **How much does it cost?** ₨14824 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.lk](https://www.desertcart.lk/products/741154086-eufy-security-smart-lock-familock-s3-with-palm-vein-recognition)

## 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

- • **Unstoppable Power Backup:** Stay secure for months with a 15,000mAh rechargeable battery plus AAA backup.
- • **Next-Gen Palm Vein Security:** Unlock your door in 0.1s with forgery-proof biometric precision.
- • **Seamless Smart Home Integration:** Effortlessly connect with Apple Home, Alexa, Google, and Matter for a future-ready ecosystem.
- • **Crystal-Clear 2K HD Surveillance:** Monitor visitors and packages with ultra-wide 150° coverage and HDR clarity.
- • **Smart Detection, Zero False Alarms:** Dual PIR & Radar sensors cut false alerts by 95%, blending security with convenience.

## Overview

The eufy FamiLock S3 is a cutting-edge ANSI/BHMA Grade 1 smart deadbolt featuring ultra-fast, 99.99999% accurate palm vein recognition, a 2K HD wide-angle camera with HDR, and dual PIR & Radar sensors to minimize false alarms. Powered by a robust 15,000mAh rechargeable battery with AAA backup, it ensures uninterrupted security. Fully compatible with major smart home platforms including Apple HomeKit, Alexa, Google Home, and Matter, it offers seamless, privacy-first keyless entry and advanced home automation.

## Description

eufy Familock S3

## Features

- Palm Vein Unlocking: Unlock with advanced security and ultra-fast recognition in just 0.6 seconds. Forgery-resistant palm vein technology scans your unique vein patterns for added protection. All data is securely stored locally on the lock—keeping your privacy in your hands.
- All-in-One Smart Lock with 2K HD Camera: FamiLock S3 integrates a high-resolution 2K HD camera with an f/1.8 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 |
| ASIN  | B0DTHVNNXQ |
| Additional Features | 2K Full HD Head-to-toe View, Auto-Lock, Dual Power System, Unlock with Palm, Works with Smart Home Platforms |
| Batteries  | 4 AAA batteries required. (included) |
| Best Sellers Rank | #7,816 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #377 in Deadbolts |
| Brand Name | eufy Security |
| Color | Light Gray |
| Connectivity Protocol | Wi-Fi |
| Control Method | App |
| Controller Type | Apple HomeKit, Amazon Alexa, SmartThings, iOS, Android |
| Customer Reviews | 4.1 4.1 out of 5 stars (296) |
| Customer reviews | 4.1 4.1 out of 5 stars (296) |
| Date First Available  | 24 June 2025 |
| Included Components | Lock |
| Item Dimensions | 7.8 x 3.1 x 20 centimeters |
| Item Highlight | Wi-Fi Deadbolt+2K HDR Doorbell Camera, BHMA Grade 1, Keyless Entry Door Lock for Front Door, 16GB Storage, No Monthly Fee |
| Item Weight | 2.45 Kilograms |
| Item model number  | T85V0 |
| Lock Type | Deadbolt |
| Manufacturer | eufy |
| Manufacturer  | eufy |
| Manufacturer Part Number | T85V0 |
| Model Name | T85V01Y1 |
| Model Number | T85V0 |
| Number of Items | 1 |
| Number of Packs | 1 |
| Number of Pieces | 1 |
| Product Dimensions  | 7.8 x 3.1 x 19.99 cm; 2.45 kg |
| Recommended Uses For Product | Securing residential front doors |
| Shape | Rectangular |
| Style Name | Palm Vein + Video |
| UPC | 194644232672 |
| Unit Count | 1.0 Count |

## Product Details

- **Brand:** eufy Security
- **Item dimensions L x W x H:** 7.8 x 3.1 x 20 centimeters
- **Lock type:** Deadbolt
- **Recommended uses for product:** Securing residential front doors

## Images

![eufy Security Smart Lock FamiLock S3 with Palm Vein Recognition - Image 1](https://m.media-amazon.com/images/I/51FYCIGlqtL.jpg)

## Available Options

This product comes in different **Style** options.

## 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.

## 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

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**Shop now:** [https://www.desertcart.lk/products/741154086-eufy-security-smart-lock-familock-s3-with-palm-vein-recognition](https://www.desertcart.lk/products/741154086-eufy-security-smart-lock-familock-s3-with-palm-vein-recognition)

---

*Product available on Desertcart Sri Lanka*
*Store origin: LK*
*Last updated: 2026-10-13*