Palm Vein Unlocking: Advanced Security with 99.9% Accuracy. Achieve recognition in just 0.6 seconds with cutting-edge, forgery-proof palm vein recognition. This next-gen security feature relies on the unique vein patterns in your palm, ensuring top-tier protection. Plus, your palm vein data is stored securely on the device, keeping your privacy intact. This all-in-one device: A 2K HD camera with an f/1.6 lens for sharp, clear visibilityeven at night. A video doorbell with a 150° Head-to-Toe wide-angle view that eliminates blind spots, perfect for monitoring packages or checking on visitors. A smart lock with real-time visitor alerts. Whether it's ensuring your family's safety or giving peace of mind when older people or children are home alone, the FamiLock S3 Max keeps you connected and reassured. The Rear Lock Video Screen: The Rear Lock Video Screen allows you to effortlessly check the front door status anytime, without needing a smartphone app. Its simple, intuitive design makes it