* Enjoy the benefits of the innovative SmartX cylinder and make your iOS or Android smartphone your individualised key.* 13 mm hardened square shaft parabolic shackle* SmartX locking system with Bluetooth – high-quality, keyless locking offers user-friendly operation* Alarm function with at least 100 dB for 15 seconds followed by automatic reactivation* 3D Position Detection – detects vibrations and the smallest movement in all three dimensions and triggers the alarm* Smart alarm – the lock only emits a small warning beep in the event of minor and brief vibrations, e.g. if a football bounces nearby* USB-C port for charging the unit* Location storage of the bikes last parking location via the app* ABUS power cell technology offers the highest level of protection against impacts and attempts to break open the lock* The shackle, the housing and the locking mechanism’s load-bearing parts are manufactured from specially hardened steel