---
product_id: 719180548
title: "eufy Security Smart Lock FamiLock S3 Max with Palm Vein Recognition, Keyless Entry Front Door Lock, Wi-Fi Keypad Deadbolt+ 2K HDR Doorbell Camera, 16GB Built‑in Storage, BHMA 1, Rear Lock Video Screen"
brand: "eufy security"
price: "₨265962"
currency: LKR
in_stock: true
url: https://www.desertcart.lk/products/719180548-eufy-security-smart-lock-familock-s3-max-with-palm-vein
store_origin: LK
region: Sri Lanka
---

# 2K HDR Head-to-Toe Camera 4 Months Rechargeable Battery 0.6s Palm Vein Unlocking eufy Security Smart Lock FamiLock S3 Max with Palm Vein Recognition, Keyless Entry Front Door Lock, Wi-Fi Keypad Deadbolt+ 2K HDR Doorbell Camera, 16GB Built‑in Storage, BHMA 1, Rear Lock Video Screen

**Brand:** eufy security
**Price:** ₨265962
**Availability:** ✅ In Stock

## Summary

> 🔐 Unlock the Future of Home Security with a Wave of Your Palm!

## Quick Answers

- **What is this?** eufy Security Smart Lock FamiLock S3 Max with Palm Vein Recognition, Keyless Entry Front Door Lock, Wi-Fi Keypad Deadbolt+ 2K HDR Doorbell Camera, 16GB Built‑in Storage, BHMA 1, Rear Lock Video Screen by eufy security
- **How much does it cost?** ₨265962 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.lk](https://www.desertcart.lk/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

- • **Next-Gen Palm Vein Security:** Experience 99.9% accuracy with lightning-fast, forgery-proof biometric unlocking that keeps your home truly private.
- • **Instant Rear Lock Video Screen:** Check who’s at your door anytime without a smartphone—perfect for family members who prefer simplicity and quick access.
- • **Seamless Smart Home Integration:** Effortlessly connect with Apple HomeKit, Alexa, Google Home, and more via Matter for a future-ready, privacy-first smart home.
- • **Crystal-Clear 2K HDR Video Doorbell:** Monitor every visitor and package with a 150° wide-angle lens and night vision for unmatched front door visibility.
- • **Dual Power System for Uninterrupted Security:** Stay powered up with a rechargeable battery lasting 4 months plus emergency AAA backup for peace of mind during outages.

## Overview

The eufy Security FamiLock S3 Max combines cutting-edge palm vein biometric unlocking with a 2K HDR video doorbell and a unique rear lock video screen, delivering top-tier security and convenience. Featuring a dual power system for extended uptime and seamless integration with major smart home platforms, it’s designed for modern households seeking effortless, privacy-first protection and real-time visitor monitoring.

## Description

eufy Security Smart Lock FamiLock S3 Max with Palm Vein Recognition, Keyless Entry Front Door Lock, Wi-Fi Keypad Deadbolt+ 2K HDR Doorbell Camera, 16GB Built‑in Storage, BHMA 1, Rear Lock Video Screen - desertcart.com

## 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 |
|---------------|-------|
| ASIN | B0DTHMFMKP |
| 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 |
| Best Sellers Rank | #2,979 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #18 in Deadbolts |
| Brand | eufy Security |
| Brand Name | eufy Security |
| Color | Black |
| Connectivity Protocol | Wi-Fi |
| Control Method | Gesture, Remote, Touch, Voice |
| Controller Type | Amazon Alexa, Android, Apple HomeKit, SmartThings, iOS |
| Customer Reviews | 4.3 out of 5 stars 452 Reviews |
| Included Components | Deadbolts & Deadbolts Screws, Exterior Assembly, Interior Assembly, Physical Keys, Rechargeable Battery & AAA Batteries x 4 |
| Item Dimensions | 3.07 x 1.22 x 7.87 inches |
| Item Weight | 1043 Grams |
| 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 |
| Manufacturer | eufy |
| Manufacturer Part Number | T85V0 |
| Material | Aluminum |
| Material Type | Aluminum |
| Model Name | E85V0JY1 |
| Model Number | E85V0 |
| Number of Pieces | 1 |
| Recommended Uses For Product | Apartment Door, Office Door, Front Door, Entry Door, Exterior Door |
| Shape | Rectangular |
| Smart Home Compatibility | Smart Home Compatible |
| 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 |
| UPC | 194644232658 |
| Unit Count | 1.0 Count |

## 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, Keyless Entry Front Door Lock, Wi-Fi Keypad Deadbolt+ 2K HDR Doorbell Camera, 16GB Built‑in Storage, BHMA 1, Rear Lock Video Screen - Image 1](https://m.media-amazon.com/images/I/617mwPYXpqL.jpg)
![eufy Security Smart Lock FamiLock S3 Max with Palm Vein Recognition, Keyless Entry Front Door Lock, Wi-Fi Keypad Deadbolt+ 2K HDR Doorbell Camera, 16GB Built‑in Storage, BHMA 1, Rear Lock Video Screen - Image 2](https://m.media-amazon.com/images/I/61EIvlDM9XL.jpg)
![eufy Security Smart Lock FamiLock S3 Max with Palm Vein Recognition, Keyless Entry Front Door Lock, Wi-Fi Keypad Deadbolt+ 2K HDR Doorbell Camera, 16GB Built‑in Storage, BHMA 1, Rear Lock Video Screen - Image 3](https://m.media-amazon.com/images/I/81LFfZlwdLL.jpg)
![eufy Security Smart Lock FamiLock S3 Max with Palm Vein Recognition, Keyless Entry Front Door Lock, Wi-Fi Keypad Deadbolt+ 2K HDR Doorbell Camera, 16GB Built‑in Storage, BHMA 1, Rear Lock Video Screen - Image 4](https://m.media-amazon.com/images/I/71exCfvhbnL.jpg)
![eufy Security Smart Lock FamiLock S3 Max with Palm Vein Recognition, Keyless Entry Front Door Lock, Wi-Fi Keypad Deadbolt+ 2K HDR Doorbell Camera, 16GB Built‑in Storage, BHMA 1, Rear Lock Video Screen - Image 5](https://m.media-amazon.com/images/I/71NzQOL9rNL.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.

## 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.lk/products/719180548-eufy-security-smart-lock-familock-s3-max-with-palm-vein](https://www.desertcart.lk/products/719180548-eufy-security-smart-lock-familock-s3-max-with-palm-vein)

---

*Product available on Desertcart Sri Lanka*
*Store origin: LK*
*Last updated: 2026-07-14*