[Fingerprint and App Unlock]Connect this smart padlock to your phone via bluetooth. Register your fingerprint and set a password, then you can start unlocking it using your fingerprint or app control. You can also view the last 1000 unlocked records from the app. [Remote Authorization]Add ordinary users or share one-time temporary passwords from your App. Remotely authorize your family/friends to unlock your smart padlock, support up to 20 users, and automatically record the unlocking time, unlocking method and user name. [IP65 Waterproof]Our smart fingerprint padlock is made of aluminum alloy casting. Has an IP65 waterproof rating, making it work perfectly in both dust and rain. [Wide range of application]The fingerprint padlock is small in size and can be carried around. Suitable for indoor and outdoor use. Suitable for gym lockers, school lockers, offices, doors, fences, garages, warehouses, cabinets, sheds, suitcases, handbags, luggage, bicycles, etc. Dimensions: 43 x 17 x 64 mm