Extended Battery Life: Equipped with a USB rechargeable 150MAH lithium battery, this Smart padlock offers up to 6 months of standby time or 2 months of active use with 2500 unlocks per charge. In case of battery depletion, simply connect it to a USB power source to regain functionality. and Secure: Crafted with a Metal, the padlock offers superior resistance to tampering. It features IP65 weatherproof protection against dust and water, although prolonged outdoor use in adverse weather is not recommended for optimal performance. Bluetooth Connectivity: Enhance your security with a smart padlock that connects to a free mobile app via Bluetooth. Manage fingerprint registration, unlock the padlock, set authorized users, and review the last 1000 unlock activities all from your smartphone. Versatile and Portable: This Fingerprint Bluetooth padlock is designed for both indoor and outdoor use. Ideal for securing gyms, schools, offices, gates, garages, warehouses, cabinets, and more, it's compact enough to take anywhere. User-Friendly Security: Forget the hassle of keys and combinations. This smart padlock allows fingerprint access in an instant, supports up to 100 fingerprint sets, and offers shared access with friends or family for convenient and safe use. Colour:Black Material:Metal Package Contents: 1 x Fingerprint Padlock Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.