Come and see our amazing products.This is a smart fingerprint padlock that can be used in warehouses, travel bags, student backpacks, homes and dormitories, as well as on cabinets in the gym. The splash-proof and dust-proof design can effectively prevent dust and rainwater. The lock recognizes fingerprints at any Angle and opened in a second. The external USB Charging Interface lets you not worry about being unable to open the lock because the power is out. 3" L x 1.81" W x 0.51" Thick Pls confirm further with us if any query about packing info, inventory status and time schedule.