*Thumbprint UnlockYour finger is your key, quick unlock in 0.3seconds, record up to 20 different fingerprints including 2 administrator fingerprints, easy to use. Dont worrying about losing key or forgetting password. *Long Run Time & Low Voltage AlarmSmart padlock is equipped with lower power consumption and long standby time. Full rechargeable support 1 year standby time and can be unlocked over 2000 times. When unlock if low battery, the smart lock will remain locked and prompt with a different indicator status, simply power the lock with a usb cable and it will resume working. *Sturdy and WeatherproofThis mini fingerprint padlock design cabinet and delicate, forged with aluminum alloy metal body and stainless steel shackle for superior cut resistance. IP67 weatherproof protects against dust and water. *Wide UsesPortable smart box lock, the mini size allows the lock to be carried to everywhere you go. Powerful smart universal fingerprint lock is suitable for outdoor and indoor, such as house door, gym, gate, warehouse, cabinet, shed, suitcase, handbag, box, bike, bicycle, luggage, fence, garage, office and etc.