Bicycle Computer Wired Wireless Cycling Speedometer Odometer Rainproof MTB Road Bike Computer USB Rechargable

Specifications: Product : Bicycle Computer Brand: CoolChange Color: Black Screen Size : 2.2 inch Battery : CR2032 Size: 40 * 65 * 14mm Weight: About 100g Features:  1. Strong waterproof, can be used in rainy days 2. German movement, stable performance, no loss of data after power failure, accurate data 3. Full screen backlight, clear and clear 4. Automatic standby, automatic wake-up, humanized design, long standby time, more power saving 5. Touch screen buttons, sensitive and quick 6. 18 functions: 1. Riding speed 2. Riding mileage 3. Riding time 4. System time 5. Temperature display 6. Calorie consumption 7. Stopwatch 8, cycling backwards 9. Four-screen display 10. Full screen backlight 11. Touch button 12. Acceleration and deceleration warning 13. Low battery reminder 14. Maintenance reminder 15, automatic standby 16, automatic wake up 17. A/B car records 18. Automatic start and stop