BLUETOOTH UNLOCK: Smart padlock no key unlock required. After pressing the wake-up button, successively enter the 6-digit password, so that the keyboard password can be unlocked correctly. open the lock because of broken fingerprint. EXTREMELY LONG WORKING HOURS: Built-in button battery, no need to charge. A button battery can be opened and locked over 1000 times and used for over a year Also designed with an emergency socket, if the battery runs out when the padlock is disabled, simply plug the new battery into the emergency socket and enter the button password to unlock. VIEW REAL-TIME UNLOCK HISTORY: The download APP connects to the lock via Bluetooth, supports IOS and Android system, and works with 99% of mainstream mobile phones in the market. You can view the lock/open history on the phone APP at any time. COMPACT STRUCTURAL DESIGN: The body of the Bluetooth smart lock is made of zinc alloy and the lock bar is made of stainless steel for superior cut resistance. Protect your cabinet or home from thieves. And the lock is lightweight and easy to put in your pocket. WIDE APPLICATION: bluetooth padlock Small lightweight lock for outdoor use. Suitable for luggage, suitcases, doors, cabinets, container trucks, bicycles, rear doors, goods, warehouses and other protection. 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.