Advanced 3D machine vision technology: Devices supporting 3D face recognition technology can read the surface geometry of a face very clearly and can be seen very clearly from any angle.

Infrared ensures that the smart door lock works properly even in dimly lit environments, User capacity: 50. Operating temperature: -20 to 60 degrees, Micro USB interface designed for emergency power supply, Mobile power supply can be used as a backup for battery consumption, Smartphone APP remote control for real-time knowledge of who is entering the door and when.

Wrong verification alarm: enter wrong password 5 times or wrong fingerprint 5 times in a row, the keypad will be locked for 2 minutes and alarmed, built-in 1 million pixel camera, not easy to wear and tear. The image remains clear and bright after long time use.

Long standby time: When the battery is dead, you can also use the mechanical key to open the door, support emergency power supply and low battery alarm. It is powered by a 4200mAh rechargeable lithium battery with a life expectancy of approximately 4-6 months under normal use. (Only for our test time), Password anti-bugging function: normal users can enter some irrelevant passwords before and after the valid password. Users can enter as follows, XXX real password XXX (support 20 digits),