Features 1,Advanced Fingerprint Recognition: The fingerprint padlock utilizes advanced fingerprint recognition technology to ensure efficient security and anti theft capabilities. 2,Waterproof Design: With its waterproof design, the fingerprint lock can be used in various outdoor environments, making it suitable for a wide range of applications. 3,Bluetooth Connection: The built in Bluetooth feature allows the lock to connect with your smartphone, enabling convenient and quick control and management of unlocking. 4,Multiple Uses: The electronic padlock is versatile and can be used to protect and secure various items such as lockers, backpacks, cabinets, drawers, and more. 5,Sleek Design: With its sleek design and zinc alloy materials, the smart padlock not only showcases a sense of fashion but also exhibits durability and a long lifespan. Specification Item Type: Electronic Lock Material: Zinc Alloy Size: Approx. 11 x 7 x 3cm or 4.33 x 2.76 x 1.18in Unlocking Method: Bluetooth, Cell Phone, Fingerprint, Key Supported Devices: for IOS, for Android 4.3 and Above Battery Capacity: Lithium battery 3.7V 500mAh (built in battery) Package List 1 x Electronic Lock 2 x Key1 x Charging Cable 1 x Instruction Manual Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.