Digital bicycle speedometer Have you ever figured out how fast you can pedal? You may want to calculate but do not have such a tool, and the traditional clock is not so accurate. Pay special attention to these electronic devices called bicycles, bicycles, or bicycle speedometers. A bicycle speedometer measures and displays the speed, respectively the instantaneous and cumulative distance. The standard package includes the following components: bikecomputer, handlebar mounting bracket, magnetic reader, magnet, mounting brackets, batteries and instructions. This bike speedometer is water resistant! Technical specifications: Function F1 - SPD - Speed ​​(up to 99.9 km / h) F2 - ODO - Odometer (0.001 to 99999 km) F3 - DST - Distance (0 to 9999 km) F4 - MXS - Maximum speed F5 - AVS - Average speed F6 - TM - Trip Time (0: 0: 0 - 09:59:59) F7 - CLK - Clock (12H / 24H) F8 - Cadence - Speed ​​Comparator (AVS) F9 - Scan - DST, MXS, AVS, TM and every 4 sec F10 - Speed ​​Scale Setting (km / h) F11 - Set the last value of the odometer / ODD F12 - Wheel Circumference Setting (0 ~ 9999mm) F13 - Memory Freeze Frame F14 - Alert maintenance Other features: Color: Black Weight: 65g Dimensions: 46x46x19 mm LCD screen size: 30x25 mm Number of functions: 14 Communication system: wired Power supply (battery): AG 13 Material: WATERPROOF