1.Wide Application: perfectly used for doors, cabinets, bikes, backpacks, storage lockers, etc.
2.Easy Operation: no need any tools, you can add or delete fingerprints easily and operate cell phone app by following the instructions of the user manual.
3.20 Groups of Fingerprints: the padlock supports up to 20 fingerprints recording (support two administrators).
1.Material: zinc alloy
2.Working voltage: 3.0-4.2V
3.Lock weight and size: 70g , 43*63.7*15.5(mm)
4.Fingerprint sensor coverage: 10.4*10.4MM
5.Unlock method: Fingerprint , Bluetooth App
6.working period: half a year per power Charge
7.LED light: three color light: red / blue / green
8.Battery: 3.7V lithium build in battery
9.Working temperature: -20~+70 degrees Celsius
10.Fingerprint capacity: record 20 times and save 20 groups