Features: 1.BIOMETRICS: The smart padlock adopts advanced biometrics technology, users only need to enter their fingerprints into the system to unlock the door conveniently and quickly, no need to memorize passwords or carry keys. 2.HIGH SECURITY: The number of fingerprints entered can be up to 20, which can satisfy multiple users at the same time, and the fingerprint identification system has a high degree of accuracy and security, effectively preventing others from illegally unlocking the door. 3.WATERPROOF AND DUSTPROOF: The smart padlock has IPX2 levels waterproof rating, which can prevent the intrusion of water droplets and adapt to a variety of outdoor or wet environments. 4.MULTI FUNCTIONAL USE: The smart padlock is suitable for doors, luggage, backpacks, bikes, offices and other scenarios to meet various locking needs of users. 5.COMPACT AND PORTABLE: The smart padlock is compact and lightweight, easy to carry, convenient for users to use in various scenarios. specification:Item Type: Fingerprint Padlock Material: Zinc Alloy Number of Fingerprints: 20 Battery Type: Built in 100mAh Lithium Battery Waterproof Rating: IPX2 PackageList: 1 x Fingerprint Lock (Ship with Inbuilt Battery) 1 x Data Cable 1 x User Manual