wireless bike cycling bicycle backlight cycle computer meter indicator wellfeatures:100% new and high qualityCycling: multi-function computer at room temperature, wireless, display, speeding alert, clock function, stopwatch function etc.a large screen design and super wide working temperaturethe establishment simple and easy installationstylish design design out of light, water, portable and easy to disassembleseparate design header made to be removed at all timesThe head can be rotated to facilitate the installation of the crossbar / vertical handlethe code table underlined white display at nightwith a car/b auto data selection that fixes both wheels and both sets of data;It is easy to double four window to view data without frequent button adjustments;using high-capacity lithium-manganese batteriesthe silicone buttonspecifications:material: absmain color: blacksize: about 55x46x18mm(l*w*h)functions:real-time dynamic display of mileage, cycling, speed, travel time, calories consumed, time, current datethe automatic closing functionwith 12/24 hours, Celsius or Fahrenheit temperature unit civil characteristic selection, which allows you to travel more to grasplow battery voltage tips, to keep abreast of the code table worka stopwatch function allows you to properly grasp the competitionSuitable for 4"-40" bicycle/electric cars, motorcycles can even usekit included:1 x bike computer1 x transmitter1 x bracket2 x cables1 x sticker.1 x magnetic detectors1 x instruction manual