Applications: 1. Residential: house, door lock, gate, apartment lock, resort, basement anti-theft security. 2. Business: office, warehouse, hospital, fence, shed. 3. Public area: student dormitory, school locker, gym locker, employee locker, hospital locker. 4. Transportations: truck, motorbike, garage, toolbox. Specifications: Bluetooth: Bluetooth LE 4.2 APP: Tuya Fingerprint reader: 120 x 120 sensor Max. authorized fingerprint: 10 sets ESD:+/-15kV air, +/-8kV contact. FRR: Less than 1% FAR: Less than 0.002% Unlock time: Less than 500mS Working temperature: -20~+70 Working humidity:0~95% Unlock Way: Fingerprint, APP, Key Rechargeable battery: 180mAH Diameter of lock shackle:10 mm Lock Dimensions: 70 x 104 x 28 mm Color: As Shown Material: metal Package Contents: 1X Smart Padlock 1X USB Cable 2X Backup Keys 1X English User Manual Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.