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 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

Q: 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.

Q: 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.

Q: 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. eufy is on standby for a beta solution.

Q: 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.

Q: 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.

4.3/5

Product ID: 741154086

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Details

Brand
eufy Security
Special features
Auto-Lock
Lock type
Deadbolt
Item dimensions L x W x H
7.8 x 3.1 x 20
Style
Palm Vein +

📸2K HD ultra-wide camera

🔋4 months battery life + backup

🖐️99.99999% palm vein accuracy

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

Description

🔐 Unlock the future with a touch—security that’s smarter, faster, and undeniably sleek.

SMART SENSOR FUSION - PIR & Radar dual sensors slash false alarms by 95% for seamless, reliable access.
UNSTOPPABLE POWER BACKUP - 15,000mAh rechargeable battery plus AAA backup keeps your home secure nonstop.
NEXT GEN PALM VEIN SECURITY - Unlock in 0.1s with forgery-proof biometric precision—privacy locked tight.
FUTURE READY HOME INTEGRATION - Effortlessly sync with Apple Home, Alexa, Google, and Matter for ultimate smart control.
CRYSTAL CLEAR 2 K HD SURVEILLANCE - Ultra-wide 150° view with HDR for flawless day & night monitoring.

The eufy FamiLock S3 is a cutting-edge ANSI/BHMA Grade 1 smart lock featuring ultra-secure palm vein recognition with 99.99999% accuracy, a 2K HD wide-angle camera for comprehensive monitoring, and a robust dual power system offering up to 4 months of use plus backup batteries. Equipped with PIR and Radar sensors to minimize false alarms and compatible with major smart home ecosystems, it delivers seamless, privacy-first keyless entry and advanced home security.

Specifications

Manufacturer	eufy
Part number	T85V0
Item Weight	2.46 Kilograms
Product Dimensions	7.8 x 3.1 x 19.99 cm; 2.46 kg
Batteries	4 AAA batteries required. (included)
Item model number	T85V0
Color	Light Gray
Style	Palm Vein + Video
Power source type	Battery Powered
Installation Method	Self-Adhesive
Number Of Pieces	1
Special Features	Auto-Lock
Included components	Lock
Batteries Included?	Yes
Batteries Required?	Yes
Battery Cell Type	Lithium Ion

Have a Question? See What Others Asked

What kind of doors are eufy FamiLock S3 compatible with?

Which eufy devices and systems are eufy FamiLock S3 compatible with?

Does eufy FamiLock S3 support external integration with other smart home platforms?

What should be noted when using the palm vein unlocking function?

What is the power supply method of this door lock? What happens if the battery runs out?

Common Questions

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The MOLLE sheath is of exceptional quality. Very happy with my purchase.

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