Item Type: Fingerprint Padlock Material: Zinc Alloy + Stainless Steel Color: As shown in the picture Product Size: Approx. 45x14x75mm / 1.77x0.55x2.95in Weight: Approx.122g/4.3oz Storage Capacity: 10 groups of fingerprints Administrator Fingerprint Capacity: 2 sets of fingerprints Battery: 223035PL polymer lithium battery, 180mAh (built-in) Smart Warning: Low battery red light flashes Lock Cylinder: No mechanical lock cylinder Applicable Environment: Waterproof and sunscreen False Accept Rate: 1. Please allow 1& 8209;2in error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. 1Fingerprint recognition provides a safer and more private unlocking method to improve your safety during your travels. 2Support 360 angle fingerprint recognition, highsensitivity capacitive fingerprint sensor, onekey open. 3The convenience of keyless can help you get rid of the worries about lost keys or forgotten password combinations, and supports up to 10 fingerprint records. 4USB charging, builtin 180mAh rechargeable lithium battery, low power consumption, the longest standby time is nearly 1 year. 5IP65 waterproof and rustproof, alloy shell sealing treatment, effective waterproof penetration, not easy to be damp.