Video Smart Lock App Remote Control Two Way Intercom WiFi Fingerprint Face Recognition Lock with Camera and Keypad for Home Item Type: Video Smart Lock Material: ABS+ Aluminum alloy + rubber Power Supply: DC7.4V (Lithium Battery, 4200mAh) (Battery included in package) Undervoltage Reminder: Emergency Power Supply: 5V/2A (TYPE C USB) Static Current: <80-120uA Dynamic Current - Wake-up Status: <300mA (Average) Dynamic Current - Motor Working Status: <2A (Average) Network: 2.4G WIFI Motor: Supports 8V Standard Motor Keypad: Standard 13 key (White Light) Organic LED Screen: 0.96 inch (White Light) Speaker: Front Speaker: 8 ohm 1W, Doorbell Speaker: 8 ohm 1W Face Capacity: Supports 100 IDs Fingerprint Capacity: Supports 50 IDs Password Capacity: Supports 200 IDs Card Capacity: Supports 200 IDs Card Induction Distance: 0-30mm Human Induction Distance: 0.5-1.2 meters Face Recognition: Vertical installation angle ≤ 15° (Height 1.2-1.9M) Operating Temperature: -10℃-60℃ Operating Humidity: 45-90%RH Storage Temperature: -20℃-70℃ Storage Humidity: 45-90%RH Antistatic Ability (Bare Board): Air Discharge >±15KV, Contact Static >±8KV