Sahoo Sun Moon Waterproof 14 Functions Cycling Bike Bicycle Wired Cycle Computer Cyclocomputer Odometer Speedometer Watch 14 Function:SPD-Current Speed,ODO-Odometer (Total Distance),DST -Trip Distance ,MXS-Maximum Speed ,RPM-Rotation Per Minute,CLK-Clock (12H/24H),Cadence-Speed Comparator,AVS-Average Speed,TM-Elapsed Time,Scan-Screen display varies among ODO, DST, MXS, AVS, TM, RPM, CLK every 4 seconds,Setting Speed Scale (km/h),Setting Tyre Circumference (60cm ~ 229cm),Setting The Last Value of Odometer.Auto On/Off Waterproof,Handy, Compact, Portable and Convenient Time display function, also can be used as a watch Wonderful gadget for traveling,Easy to install, easy to read LCD display, ideal companion for your bicycle,Effectively help you to track your progress and improve your staminaThis bicycle computer is good assistant when you are riding, it is not only show the current speed, odometer, trip distance, but also show the average speed, riding time, maximum speed and so on Large buttons,Powered by AG13 battery ,LCD display: 3 * 2cm ,Dimensions: 4.5 * 5.2 * 1.9cm Included:1x Magnet ,1x Cyclocomputer,1x Base Sensor,1x Base,1x Instructions