1、Smart Padlock Fingerprint: Fingerprint recognition helps you say goodbye to cumbersome numbers and never worry about losing your keys. Just unlock the device through the mobile APP or your own finger. 2、10 Sets Of Fingerprints: Up to 10 sets of fingerprints can be added to the padlock, and access right can be shared by scanning a QR or adding an account directly with friends, family, colleagues, employees, and more. 3、Life Waterproof and Zinc Alloy: Life waterproof allows outdoor applications, effectively preventing dust and rain. Fingerprint lock beam and body are made of high quality integrated die cast zinc alloy. 4、USB Rechargeable: Smart keyless lock built in 300mAh rechargeable lithium battery, which can be easily charged via USB cable, providing more than 2,500 consecutive unlocks. Standby time of nearly 2 years. 5、Widely Used: Mini fingerprint padlock is suitable for home door, backpack, suitcase, warehouse, bicycle, cabinet, office. Not only can it be used indoors, but the high waterproof rating allows outdoor applications.