1. Your Fingerprint is the Key: With just a fingerprint to unlock or lock, you can get rid of the risk of forgetting your key or password, no app is required, no need to be online, no need to keep extra keys, no password. 2. Quick Identification: 0.5 seconds to unlock, fast identification technology, each door padlock can store 10 fingerprints, intelligent fingerprint padlock supports 360 degree angle fast identification of fingerprint, more friendly for children and the elderly. 3. Sturdy Construction: The seamless design of aluminum alloy metal body structure, stainless steel lock beam, can effectively prevent it from being smashed, pried or cut. Note: It is not recommended to use the padlock for long periods of time outdoors on rainy or snowy days. 4. Wide Range of Uses: Easy to carry and versatile. Suitable for suitcases, handbags, school lockers, furniture, wardrobes, bicycles, gym lockers and other items you want to protect. 5. Long Operating Time: The smart padlock can be charged via a USB cable (micro-USB port at the bottom) and can be used for half a year on a single charge for three hours. With lower power consumption and longer standby time. (USB cable not included.)