Fingerprint Bluetooth Smart Lock

Specifications: Material: Zinc Alloy Shell, Stainless Steel Cable Battery Capacity: 110mAh Voltage: 3.7V Waterproof: IP65 Working Temperature: -10°C ~ +45°C Fingerprint and Bluetooth two unlocking methods: Change login password: Bluetooth login password can be changed automatically APP input fingerprint function: can add 40 fingerprints and input 5 times for each group One mobile phone can be connected to multiple locks: 168 locks can be added for selection link Dynamic password: It can be authorized to unlock the lock for a friend, and the link password is different each time Bluetooth link distance: ≥10M Restore factory settings: You can delete fingerprints and restore factory settings on the APP