Features:  1. Encrypted wireless transmission, super anti-interference. 2. ODO DST MXS AVS TM TEMP SW CAL ETA SCAN function. 3. CAL (calorie fat consumption) ETA (estimated arrival time). 4.Bicycle computer is used for recording the cycling data for you, let you clearly know your cycling speed and better to monitor your Own and professional cycling fitness plan. 5.Wireless transmission, convenient and no cable that will winding around your bike. 6.Easy to install and operate, record your cycling data for convenience. 7.Accurately record the cycling miles, speed, and etc. 8.With a mount, can install on the handlebar or stem of your bicycle. 9.Durable, high intensity, waterproof, digital screen.   Specification:  Color: Black Material: ABS, PVC, plastic Size: 5.2 * 2cm Main functions: 1. Three-color backlit computer; 2. Night light; 3. Automatic wake-up; 4. Temperature detection; 5. Calorie consumption; 6. Equipped with extension bracket   Function：  1.CLOCK time display 2.TOTODO-1 total mileage of the first bicycle (C1)1.CLOCK time display 3. TOTALODO The first and second (C1+C2) two bicycle total mileage 4.TOT-TM-1 Total time of the first bicycle (C1) ride 5. TOTAL-TM Total time for the first bicycle and the second bicycle (C1+C2) 6.TRTPDIST single riding time 7. MAXSPEED maximum speed when riding 8.AVGSPEED average speed of riding 9.TRIPTIME riding time 10.TEMP real-time temperature (one minute scan temperature change) 11.STPWATCH stopwatch 12.CAL RATE Calorie consumption during a single ride 13.CALORIE Total calorie consumption 14.FAT-DURN fat burning consumption 15.KM- Set the mileage of the ride (-for mileage to mileage / + for mileage mileage) 16.TIME- Set the riding time (- for time to time / + for time) 17.CO2 KG CO2 emissions 18.SCAN full function cycle scroll display   Note 1:  If you want the light to stay on for a long time, you have to press and hold the button for about 6 seconds, and then let go to enter the long light mode. Ride until you stop for 5 minutes, the light will go out , Or press and hold for 6 seconds to turn off the constant light mode.   Note 2:  1. All the pictures have been professionally corrected, but due to the different ambient light and different display device settings, there may be some deviations in the pictures and items you see, please understand. 2. The data is measured manually, there may be some deviation, but it does not affect the use.   Package Included:  1 * Code table 4 * Strap 2 * Bracket accessories 1 * Sensor 1 * Magnet 1 * Screw 1 * English manual