This is a which is made of materials for long time use. Never worry about losing your key or forgot passwords. Forget the cumbersome numbers, your is your key. This fingerprint padlock only need 1 second to unlock. Feature - ColorSilver - Material: Plastic and metal. - Size: About 3x2x9cm. - Reaction Time: Less than 0.5s - Times: 1500 Times - Standby Time: - Fingerprint: 10 Fingerprints - Battery: 3.7V,180mAh - Waterproof: IP66 - Working Temperature: -20°C - +70°C - Unlock: support up to 10 fingerprint recording. Easy to add or delete fingerprints. - Easy Operation: no need any tools, you can add or delete fingerprints easily by following the instructions of the user manual. - USB rechargeable and water proof can be used for a long time. - Easy to carry: Its compact size enables you to easily place it in your pocket and carry around. - Application: Suitable for house door, backpack, suitcase, warehouse, bike, cabinet, office and more. Package list: 1 x Fingerprint Lock