Biometric Smart Door Lock - F052

7-in-1 Unlocking Methods: Supports 3D Face Recognition, Fingerprint, PIN Code, IC Card, Tuya App Remote Unlock, Mechanical Key, and Palm Vein recognition. 3D Facial Recognition: Uses advanced infrared sensors to map facial bone structure, preventing spoofing via photos or videos; works effectively in low-light/night conditions. Built-in Video Intercom: Features a wide-angle camera and a 3.5-inch to 4-inch indoor HD screen that acts as an electronic peephole. Smart App Integration: Powered by Tuya Smart / Smart Life app for remote unlocking, real-time photo notifications of visitors, and access log tracking. High-Capacity Power: Equipped with a rechargeable 4200mAh (or 5000mAh) lithium battery with a Type-C emergency charging port. Automatic Locking: Fully automatic push-pull mechanism that locks the door immediately after closing. Enhanced Security: Features an "Anti-Peep" password system (allowing random digits before/after the real code) and multiple trial-and-error alarms. Durability: Constructed from high-strength aluminum alloy with a polished acrylic finish.