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.