Specifications Color Black Silver Material Aluminum Alloy Iron Alloy Keypad Size 175 65 65mm Lock Size 131 100 44mm Power Supply 1800mAh Rechargeable Lithium Battery included Emergency Supply Type C Port Face Capacity 50pcs Fingerprint Capacity 50pcs PasswordCard Capacity 200 groups Gross Weight 1 83 kg App Tuya smart smart life Network 2 4G Wi Fi Door Thickness 30 100mm Unlocked Ways Face Fingerprint Password Card Key App Features 1 Versatile Unlocking Methods Offering six unlocking options including face recognition fingerprint password IC card mechanical key and mobile app for ultimate convenience and security 2 Smart Surveillance Integration Built in HD camera and smart doorbell with visual intercom capabilities via the Tuya smart smart life app ensuring you can see and communicate with visitors from your phone 3 Automatic Functions Newly developed automatic locking and unlocking technology to free up your hands providing seamless entry and exit experiences 4 Emergency Ready Equipped with an emergency power supply via a Type C port ensuring functionality even during power outages along with a low power reminder feature 5 Comprehensive Compatibility Suitable for a wide range of door types including wooden stainless steel bronze double doors and old fashioned security doors with compatibility for both left and right hand openings Package Included 1x Front Panel1x Rear Panel1x Lithium Batt