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

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.