Sell ROCKBROS Stop watch Wireless Computer Speedometer best price

when you receive it ,then test it first. 1.the display screen is close to the transmitter. 2.Then the transmitter is held in one hand and the magnet is moved close to the sensor in one hand. 3.The data display is normal. Note: 1.If you have doubts, please feel free contact us. 2.some times,it is not the product problem,just you use it in a wrong way. 3.so when you think there are any problems with the product,please feel free to contact us first.thanks very much. 4.After riding on a rainy day, wipe dry to prevent water intake and shorten the service life. Product Detail: Brand: ROCKBROS Condition: Brand new Style: BC18-L21 18 Function type, Backlight Stopwatch Waterproof Battery: CR2032 Button Cell (1 Year) Size: About 4.7*6.6*2cm Material: ABS shell, Tempered glass Function 1. Speedometer YES 2. Average speed(AVS) YES 3. Maximum speed(MXS) YES 4. Speed tendency YES 5. Speed comparator YES 6. Auto trip distance (DST) YES 7. Total trip distance (ODO) YES 8. Odometer save YES 9. Auto trip timer (TM) YES 10. Digital clock YES 11. Calories YES 12. Fat burnt YES 13. Temperature with C/F YES 14. Auto scan YES 15. Service programe YES 16. Auto start/stop YES 17. Auto power off YES 18. KM or M selectable YES 19. EL Backlight YES 20. Current cadence NO 21. Average cadence NO 22. Maximum cadence NO 23. 2 bike system NO 24. Current heart rate NO 25. Max. heart rate NO 26. Heart rate zone alert NO