eufy FamiLock E34 Black

Palm Vein Unlocking: Unlock with advanced security and ultra-fast recognition in just 0.6 seconds. Forgery-resistant palm vein technology scans your unique vein patterns for added protection. All data is securely stored locally on the lock—keeping your privacy in your hands. Dual Power Supply System: Enjoy uninterrupted operation with a high-capacity 10,000mAh rechargeable lithium battery, providing up to 8 months of full functionality. An integrated 750mAh non-removable backup battery ensures seamless performance during power outages or main battery replacement. The backu