Fast Response & Superior Durability: Advanced chip, stable performance and fast response, low error rate. Made of zinc alloy and stainless steel, High quality to use. Fingerprint Padlock: The padlock supports up to 20 groups of fingerprint (includes 2 administrators), fast recognition in about 1s. There is no more worry about forgetting key or password any more. Rechargeable Battery & LED Indicator: Built-in 100mAh rechargeable lithium battery, long standby time. Different colors of the indicator light to different status, with low battery prompt. IPX2 Splashproof & Wide Application: It can be perfectly used for doors, cabinets, bikes, backpacks, storage lockers, etc. IPX2 splashproof level, no rust after longtime use. Mini Size & Light Weight: Compact and portable, take up little space, easy to carry anywhere to the safety of private items such as bike, suitcase, backpack and so on., Manufacturer: Akfldms