Backlit Keypad Camera View Digital Door Lock Newest Fingerprint Lock with Camera Wi-Fi For Door Thickness 40-70mm

Indoor Locked Button:Door locks when you press it,Hole for Emergency:Hidden emergency key to unlock,Doorbell function:Ring ding dong FEATURES 1. 6 Ways Unlock: Fingerprint ,Card, Code, APP (USmart Go),Temporary Password, Mechanical Key; 2. Aluminum alloy Material Built Strong enough to protect your home; 3. Locking & Unlocking automatically with the newest automatic technology to free your hands; 4. The Best Fingerprint Reader--- Semiconductor fingerprint sensor 5. Convenient users manage system is easy for you to operate with the OLED display screen; 6. Indoor double lock knob gives you one more safeguard; 7. Emergency power supply in case of lost power; 8. Privacy technology: You can set fake password +correct password +fake password 9: Built in Rechargeable lithium battery(4200mAh). Low battery warming 10:English Voice and menu 11: Suit for door type: Wooden door, Iron door,Security Door,bronze door. 12:Convenient APP management system, you can manage your smart lock anytime a