GROUND SHIPPING INCLUDED ON ORDERS OVER $45 TO THE CONTIGUOUS U.S.

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eufy FamiLock S3 with Palm Vein Recognition and 2K Video Doorbell

eufy FamiLock S3 with Palm Vein Recognition and 2K Video Doorbell

Item #: T85V01Y1

The eufy FamiLock S3 is a next-generation smart lock that combines cutting-edge security with seamless smart home integration. Its 99.9% accurate palm vein recognition unlocks in just 0.6 seconds, storing biometric data locally for maximum privacy. A built-in 2K HDR camera with ultra-wide coverage ensures every visitor and package is visible, even in low light. With a powerful 15,000mAh rechargeable battery and AAA backup supply, the lock delivers months of uninterrupted protection. Advanced PIR and radar dual sensors minimize false alarms while speeding up detection. Designed for a connected lifestyle, FamiLock S3 supports Matter and Apple Home, working across major platforms while unlocking advanced AI features through the eufy app—making it both future-ready and privacy-first.

Shipping for this item is only available within the contiguous U.S.

Costco Price
$279.99

Shipping included on all Domestic Orders over $45. Please allow 3-10 business days for shipping.

Key Features

Easier and Faster Unlock with Just Your Palm
Experience secure, forgery-proof palm vein recognition with 99.99999% accuracy in just 0.1 seconds - based on your unique vein patterns. Ideal for families of all ages as kids no longer fumble with keys, and grandparents enjoy keyless convenience without sacrificing security.

Local Security*, No Monthly Fees
Palm vein data is stored locally on the palm smart lock, keeping your privacy entirely in your hands; and with no monthly subscription fees.

3-in-1 Front Door Security
2K HD camera with an f/1.6 lens + video doorbell + smart lock. Eliminate blind spots and enjoy sharp, clear visibility with 150° head-to-toe wide views.

See and Decide, No App Needed
Effortlessly see who and what is at the front door even without the eufy App. The simple, intuitive design is ideal for the elderly and children, offering a quick and hassle-free way to see activity at the door.

Dual Power Supply System
Stay powered with a rechargeable battery offering up to 6 months of full functionality. Four complementary AAA batteries provide an extra month of essential functionality in case of power outages.

Works with Matter & Apple HomeKit
Sync FamiLock S3 with eufy HomeBase 3 to take advantage of advanced AI features and enhanced security. Matter compatibility provides easy, secure connections with Apple Home, Google Home, Alexa, and SmartThings.

*If you choose to use cloud-based features such as Cloud Backup or push notifications with thumbnail previews, videos or thumbnail previews will be sent to the cloud as needed to provide your selected features.