eufy Familock S3 + Smart Display E10
- Palm Vein Unlocking: Achieve recognition in just 0.1 seconds with secure, forgery-proof palm vein technology. Your palm vein data is stored locally on the lock, keeping your privacy entirely in your hands.
- All-in-One Smart Lock: This smart lock features a 2K HD night-vision camera, a 150° wide-angle video doorbell, and a smart lock with real-time alerts—keeping your home secure.
- Dual Power Supply System: With two batteries, enjoy up to 5 months of total usage, plus 4 AAA backup batteries for uninterrupted performance during power outages.
- PIR and Radar Dual Sensors: Reduce false alarms by 95% with advanced PIR and Radar dual-sensor technology, delivering faster and more reliable access.
- 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.
- Instant Hands-Free Door Alerts: When someone rings the doorbell, unlocks the door, or is detected by the camera, the display automatically lights up with a live feed and a voice alert.
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See Everything with Four Views on One Screen: View your entire property at a glance through four simultaneous live feeds while maintaining full control and near-instant access to live video streams.
- Instant Playback, No Waiting, No Buffering: Historical events are automatically downloaded to local storage so you can replay past moments instantly-no delays, no buffering.
- Smart Daily Reports with Key Security Events: Using advanced facial and package recognition (powered by HomeBase™ S380), the display intelligently compiles daily summaries, including stats and video recordings for quick insights.
- Monitor Everything, Anytime, Anywhere: The user-friendly 8-inch touchscreen is simple enough for kids and seniors, ensuring ease of use for everyone. Designed for flexible monitoring wherever you need it.
- Fast, Free Shipping
- 30-Day Money-Back Guarantee
- Hassle-Free Warranty
- Lifetime Customer Support
What the Pros Say
LifeHacster
eufy's first smart lock that uses palm vein unlocking technology.
Shane Starnes
This has to be the coolest smart lock I have ever tried.
This Smart House
Featuring palm vein recognition, a 2K HDR camera, AI detection.
Common Pain Vein Recognition Errors
Pain Vein Recognition Guide
Overview
Advanced Security for Your Family's Peace of Mind
Specs
| Features | |
| Built-In Wi-Fi | Direct Wi-Fi |
| Unlock Methods | Palm Vein, App, Voice Control, Password, Keys |
| Built-In Video Doorbell | Y |
| Cam Resolution | 2K HDR |
FAQ
1. What kind of doors are eufy FamiLock S3 compatible with?
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.
2. What should be noted when using the palm vein unlocking function?
You can store palm vein information for 50 family members. The palm vein can only be used to unlock, not to lock.
3. What is the power supply method of this door lock? What happens if the battery runs out?
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.
1. Which eufy devices and systems are eufy FamiLock S3 compatible with?
It supports connection with Homebase™ 3 and is expected to be compatible with HB2 in Q2 of 2025. Without Homebase™, it links to other eufy cameras, letting you remotely lock/unlock via live view on any device.
2. Does eufy FamiLock S3 support external integration with other smart home platforms?
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.
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