TUYA K7 Pro Smart Electronic Lock

TUYA Smart Electronic Lock with Fingerprint, Key Unlock Instrument with Password, Smart Card, USB Emergency Charging, Wifi. 
Main feature
Model: K7 Pro
System: Yours.
Bluetooth 4.0
Material: Aluminum
alloy Unlock Modes: APP Tuya/fingerprint/password/smart card/key
Fingerprint read: FPC Sensor (Semiconductor Sensor) Color: Black
User (Fingerprint/Card/Password): 99 total
Chip Type: Dual-core
controller Touch screen: IML
material Operating power: 4 x AAA 1.5V batteries (not included)

Operating temperature: -20 to 55 degrees Celsius
Password function: supports virtual
password Suitable for door thickness of about 35-55mm