【APP Padlock】The padlock can connect to the APP via BT. You can unlock it with one touch via the APP, taking less than 0.5 seconds to unlock without the hassle of recognition errors. The lock can remotely authorize family and friends, and record unlock time, unlock method, and user name in real-time. 【Fingerprint Padlock】The fingerprint padlock adopts high-tech fingerprint sensor technology and automatic recognition function. Say goodbye to cumbersome numbers, your finger is the key. No need to worry about losing or having your key stolen. After obtaining the lock, set up administrator fingerprints, including 2 administrators and 13 general users. By the way, anyone can unlock the lock unless you set up the fingerprint yourself. 【USB Rechargeable】The fingerprint padlock has low power consumption and a long standby time. The rechargeable 110MAH lithium battery supports standby for more than a year and can unlock more than 2000 times. If the battery is low, please charge it with a USB power supply (5V or less). (Includes USB cable) 【Lightweight, Portable, and Convenient】A keyless fingerprint padlock with a compact size that you can carry anytime, anywhere. The mini-sized fingerprint padlock weighs 62g and measures 1.2 * 0.6 * 2.3 inches, making it very lightweight and easy to carry. Perfect for schools, offices, gym lockers, luggage, quilt cabinets, toolboxes, etc.