Fingerprint Lock Color:Silver Start with the double sided

Start with the double sided roller to warm up face and relieve tension in desired areas

and 42° rotation speed per second

bicycle and other goods that you want to protect

you must record more than two fingerprints to prevent the embarrassing situation of the fingers being scratched and unable to unlock

Fingerprint Lock Color:Silver Start with the double sidedA lock that can`t be picked! Feature: Small size, high quality material, and beautiful appearance. Never lose your key again! Your finger is the key, Also do not have to worry about the password is copied or cracked. One lock support max to 10 fingerprints, IP54 waterproof, crash proof, and burglar proof. Built in 300mAh lithium polymer battery, with low power consumption and long standby time max last for 3 months. It can be unlocked under an