product description 1.Smart PadlockHeavy duty fingerprint padlock, No need to worry about losing keys or forgetting passwords anymore as your finger is the key and password. This newly designed padlock with fingerprint detection can improve the safety for your doors, bicycles, cabinets, warehouse etc. with biometric fingerprint identification. 2.Mobile APP Unlock Bluetooth outdoor waterproof IP65 Fingerprint padlock supports a FREE mobile APP control,The padlock can be unlocked via mobile APP or yours fingers. You can add countless users and set their unlock period time for friends, neighbors, staff , check the unlock records/position and unlock the device via the APP remotely. 3.Fingerprint Touch UnlockThis keyless padlock supports 15pcs fingerprints,you can set all fingerprints users via mobile app ,Only administrators can reset the smart padlock to factory mode. 4.USB ChargingThe fingerprint padlock's built-in 220mAh battery has a lower power consumption and long standby time, has more than 6 months standby time. You can charge the lock with a power bank, USB port from your laptop or any other cell phone charging block. 5.Rock-solid ProtectionThe padlock body is made of high quality material. The fingerprint padlock is great for outdoor use, Garden gates, Farm gates, school lockers, fences, cabinets, tool boxes, fishing tackle boxes, warehouses, bicycles etc.