1,[Fast Unlocking] Fingerprint padlock with high tech biometric semiconductor sensors and BT technology, responsive, less than 0.5 seconds to unlock. App connection function, you can record the unlocked person, unlocking time, unlocking location, real time view of the use of time and location. 2,[360 Degree Recognition] Fingerprint padlock is child and elderly friendly, no key required. Simply follow the instructions in the guide to enter or delete fingerprints, move your finger at multiple angles when entering fingerprints, and better identify fingerprints when unlocking. 3,[Supports 10 Fingerprints] Smart fingerprint padlock has no cumbersome combination of passwords and can be entered in up to 10 sets. You can also authorize and share the lock with your family and friends. Connect the lock to the free APP via BT, you can register fingerprints, unlock the lock and set authorized users. 4,[USB Rechargeable] This keyless lock is equipped with 180mAh lithium battery, low power consumption and long standby time. It can be unlocked about 2000 times on a single charge. The battery stays locked when dead and can be recharged with USB power (no more than 5V) to resume operation. 5,[Multi Application] Small fingerprint lock, weighing only 2.8oz, light weight and easy to carry. Aluminum alloy structure, strong and durable. Versatile, suitable for multiple users of shared doors, lockers, storage rooms, gyms, schools, offices, garages, warehouses, backpacks, cabinets. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.