NO app,NO key,NO bluetooth.Friendly to kids and elderly,your finger is the key which discourages the thief to crack the code.
Do not worry about losing the key or the password is known to the thief, because they can not get your finger.
Any skin contact can open the lock in the factory mode,Please enter the administrator's fingerprint according to Installation video before using.
Fingerprint Sensor: "Semiconductor Fingerprint Sensing Technology
120 * 120 Record 5 times and save 20 groups "
Fingerprint shape: square 10.4 * 10.4mm
Storage capacity: 20 sets of fingerprints
False acceptance rate: < 0.001%
Rejection rate: < 2%
Fingerprint collection time: ≤0.5 seconds
Fingerprint matching time: ≤1.0 seconds
Administrator fingerprint capacity: 2 sets of fingerprints
Fingerprint settings: short press to unlock, long press 3S to set fingerprint, long press 6S to delete
Lock body material: aluminum alloy
Lock beam material: stainless steel
Lock beam diameter: 4mm
Cylinder: no mechanical lock
Motor: Planetary Geared Motor M10
Working voltage: 3.7V
Battery: Lithium battery 60mAh 3.7V
Charging current: 5V / 100ma
Continuous standby: 3 months
Full of tips: red light off
Waterproof level: not waterproof
Product size: 55 x 27 x 13.4mm
Low power alarm: 3.3V
LED lights: Tri-color lights
USB interface: Micro USB 5V 0.5A (emergency charging)