Waterproof Bicycle Bike Cycle LCD Display Digital Computer Speedometer Odometer Features: 100% Brand New Weight: 24g(Computer Console) Color: Black + Red. Size (Computer Console): 46 x 46 x 19mm Size (LCD display): 3 x 2.5 cm Sensor Cable Length (Approx.): 84cm 2 tier LCD display Compact and slim design 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 stamina Power by 1 x (1.5V/AG13A ) battery ) SPD : Current Speed ;up to 99.9 km/m (m/h) ODO : Odometer (0.001 ~ 99999 km/m) DST : Trip Distance (range from 0 ~ 9999 km/m) MXS : Maximum Speed AVS : Average Speed TM : Elapsed Time (0:00:00 ~ 9:59:59) CLK : Clock (12H/24H) Speed comparator ("+" "-") Scan : Screen display varies among DST, MXS, AVS, and TM every 4 seconds Setting Speed Scale (km/h, m/h) Setting Tire Circumference (0 ~ 9999mm) Setting the last value of odometer/ODD (km/m) Temperature :(-10 ~ 70) Maintenance Alert Auto ON/OFF Package include: 1 x Speedometer Battery model: LR44