APP Bluetooth Fingerprint Lock The fingerprint lock can unlock the person, unlock time, unlock locations and use time in real time. You can also use the app to unlock or remotely authorize your family, friends, colleagues to unlock. .Smart Fingerprint Padlock Your finger is your key. Only 2 seconds to unlock. Nobody can open the lock except you. The padlock can record up to 15 different fingerprints. Easy to use, more security. .Storage Battery Capacity The lock has low power consumption and a long standby time. A 110MAH rechargeable lithium battery can support more than 6-month of standby time and can be unlocked more than 3000 times. Use the USB cable or power bank to charge the lock. .High Quality and Sturdy Structure The main body of the padlock is made of aluminum alloy, and the lock is made of stainless steel, which has excellent cut resistance and can protect your private property. .Widely Used The digital lock is very small and easy to put in your pocket. It is the best choice for you to take to the gym, school, fence, tool box, bag, box, closet, etc. If you have any questions, please do not hesitate to contact us! NOTE: If you want to refund the lock, please reset the lock, because only the master of the lock can unlock. .