KAZOLEN Bike Computer Wireless Bicycle Speedometer Waterproof LCD Cycling Odometer Multifunction with Extra Large Backlight Display Waterproof -White Backlight-

Mainly Functions: - Large screen of 3-inch can measure temperature and speed - Bicycle odometer with LCD backlight for long time. - Portable, durable and convenient. - Real water resistence - Easy to read LCD display with large screen. - Easy to control with mode touch, ideal companion for your bicycle. - Easy to install firmly with mounting accessories. - Perfect to use when hiking, climbing, riding and other outdoor actives. KAZOLEN Wireless Computer 20 Function 1. (SPD): Current Speed  2. (AVS): Average Speed  3. (MXS): Max Speed  4. (ODO): Total traffic mileage 5: (DST): Single lane mileage  6. (TIME): Trip Time  7. (SW): Stopwatch  8. (Clock): 12H/24H Clock 9. (CAL): Calorie Consumption  10. (ETA): Estimated Arrival Time  11. (TEM):Temperature  12. FAT Burned 13. Long Time Backlight OFF/ ON  14. Bicycle Maintenance  15. Metric/Imperial  16. Speed Comparison 17. White Backlight  18. Scanning Mode  19. Wireless Transmission  20. Odometer Save Function How to install Step1: fix the base of bike computer on the handlebar Step2: install the base and insert the bike computer into the card solt Step3: fix the head on the spokes, be careful not to turn too tight, convenient for rear adjustment Step4: use the cable tie fix the wireless sensor Step5: Adjust the distance between the magnet & the sensor < 3mm. When the distance is too Step6: wide, adjust theposition of the magant and tighten.