Wishome App Version: Capture Photos Remote Unlock Tuya Smart/Smart Life App Version: Video Intercom Temporary Password Remote Unlock Front Lock Size: 40*87*4mm Back Lock Size: 42*0*80mm Material: Aluminum Alloy Lock Body Material: Stainless Steel Display Screen: High-Definition Screen Face Capacity: 100 people Fingerprint Capacity: 100 people Password Capacity: 100 numbers Card Capacity: 100 cards Recognition Time: 0.5 seconds Emergency Power: 5V 420mAh Operating Temperature: -20-60 Operating Humidity: 93 Suitable for Doors: Wooden Door, Metal Door, Home Door