?Bluetooth Unlock?: No key unlocking is required. After pressing the wake-up button, enter the 6-digit key password in order and the keypad password input can be unlocked correctly. Both Bluetooth and password buttons can unlock the lock. Don't worry that it cannot be opened due to a broken fingerprint. ?Extremely Long Working Hours?: Built-in button battery, no need to charge. One-button battery can be opened and closed more than 1000 times and can be used for over a year! Also designed with an emergency power socket, if the battery is exhausted when the padlock is turned off, just plug the new battery into the emergency jack and enter the button password to unlock it. ?View the unlock history in real time?: Download the app connects to the lock via Bluetooth, supports iOS and Android system, and works with 99% common brand mobile phones on the market. You can view the history of locking or unlocking on the app on the phone at any time. ?Compact Design?: The Bluetooth Smart Lock body is made of zinc alloy and the lock beam is made of stainless steel for superior cut resistance and protects your cabinet or home from thieves. And the lock is lightweight that you can easily store it in your pocket. ?Wide Application?: Small and lightweight lock for indoor and outdoor use. Suitable for luggage, baggage, doors, cabinets, container trucks, bicycles, back doors, goods, warehouses and other protection., Weight: 0.26 Pounds, Manufacturer: Sonew