Fingerprint Bike Lock. Semiconductor fingerprint identification not only recognizes quickly, but also prevents copying. The bike lock features less than 0.5 seconds to unlock by fingerprint. It support 10 sets of fingerprints, you can set fingerprints for your family or trusted person. Fingerprint lock helps you solve the trouble of losing keys or forgetting passwords. 3 Smart unlocking methods. The bike lock can be unlocked by fingerprint, APP, keys. What’s more, you can remotely control the unlocking by APP. Connected via Bluetooth, APP allows you to unlock stably and flexibly. Through the APP, you can query the unlocking records and authorized users. Also,the key is used as an emergency such as when the lock is out of power. Security & Anti-theft. Made of alloy steel material, lock performs well in pick resistant, cutting. The bike smart u lock adopts a solid thickened lock beam, which has been hardened by multiple heat treatments to effectively prevent violent unlocking. Bike lock covered with silicone material that keeps it from scratching your bike. The key and lock cylinder have special complex design to prevent thieves. USB Rechargeable & Waterproof. With type-C port, the motorcycle lock is convenient for charging. The bike lock has a long-lasting battery life, and it can be used for about three months after charging for three hours. Moreover, the bicycle lock has IP67 waterproof and rustproof. Easy to Use & Versatile. Download and connect the app named ”TTLOCK” and enter your fingerprint, you can achieve one-click unlocking. Suitable for bicycle, motorcycle, scooter, electric bikes, gates, fences and more. Convenient and practical to use with no need to bring keys.