Biometric Smart Door Lock - S002

Material: High-strength Aluminum Alloy with a tempered glass or acrylic panel. Unlock Methods: * Fingerprint (Biometric semiconductor sensor) Passcode (Touchpad with anti-peeping virtual code support) IC Card (RFID) Tuya Smart / Smart Life App (WiFi or Zigbee) Mechanical Emergency Key Power Supply: 4 or 8 AA Alkaline batteries or a rechargeable 7.4V Lithium battery (model dependent). Emergency Power: Integrated USB Type-C or Micro-USB port for temporary power if batteries die. Door Compatibility: Suitable for door thicknesses between 3.8 cm and 12.0 cm (Wooden, Metal, or Composite doors). Mortise Type: Standard 6068 (24x240mm) electronic lock body. Smart Features: * Real-time push notifications for every unlock. One-time or temporary "Guest" passwords. Built-in doorbell and (on some models) a 3.5-inch indoor viewing screen.