▷ Open structure design when holding the handle, minimalist style;

▷ Can use 5050, 5572, and 6085 lock bodies;

▷ Tongtong Lock and Tuya solutions are applicable at home and abroad;

Bluetooth standard Bluetooth 4.1BLE

Supported mobile phone system Android 4.3/IOS7.0 or above

Power supply: 4AAA alkaline dry batteries

Emergency power supply 5V (Micro USB)

Low battery alarm voltage 4.8V

Voltage range 4.5~6V

Standby current 65μA

Working current <200mA

Unlock time≈1.5 seconds

Keyboard Standard 12 keys

Button type Capacitive touch button

Number of passwords: 150 for custom passwords and permanent passwords (150 for other dynamic passwords)

Applicable door type: wooden door/security door

Applicable door thickness (mm) 45-80mm card type

MIFARE M1 card Number of IC cards: 200 Unlocking method App, password, fingerprint, IC card, mechanical key fingerprint head type semiconductor fingerprint head Fingerprint capacity: 120 pieces (adjusted according to the actual model used) False recognition rate (FAR) <0.001% True rejection Rate (FRR) <1.0% Working temperature -20~70°C Working humidity 45~90%RH Storage temperature -30~70°C Storage humidity 45~90%RH

Networking method WIFI Data storage type Cloud storage

Alarm function: anti-tamper alarm/low battery alarm/system lock alarm