Innovative technology with a capacitive sensor on the chain lock ensures that you can open your bike lock without any keys or dialsusing just your fingerprint.The YARDO chain lock essentially consists of a 7 millimetre thick round chain that offers robust protection against theft. The ends of the optional 85 cm and 110 cm long chain are connected to a lock body made of coated zinc die cast.The special feature of this lock body: It is equipped with a precise fingerprint sensor that recognises up to 20 scanned fingerprints. If you place your clean finger on the sensor, the lock will open in an instant.Scanning multiple fingerprints allows for flexible handling, for example if you want to share your bike lock or bike with several people. The locking process is extremely simple, as the lock locks automatically when the lock ends are inserted into the lock body.The lock body is encased in a silicone cover to prevent scratches on the bike frame. The IP66 and IP68 certification attests tha