*Wide Application: perfectly used for doors, cabinets, bikes, backpacks, storage lockers, etc.
*Easy Operation: no need any tools, you can add or delete fingerprints easily by following the instructions of the user manual.
*10 Groups of Fingerprints: the padlock supports up to 10 fingerprints recording(support two administrators).
1.Material: zinc alloy
2.Working voltage: 3.0-4.2V
3.Fingerprint sensor coverage: 72*64MM
4.Unlock speed: within 1 second
5.working period: a year per power Charge
6.LED light: three color light: red / blue / green 7.Battery: 3.7V lithium build in battery
8.Working temperature: -10~+40 degrees Celsius
9.Fingerprint capacity: record 10 times and save 10 groups