... language Solar Power Speed, total distance, time New Wireless Bicycle ComputerWheel size set from 0-3999mm Multinational languageSolar PowerSpeed, ... 11. 5 language available: English, French, Italian, Spanish, German;12. LED backlight;13. LCD contrast;14. Working enviroment: -20° ... consumption1. Single 3V Lithium battery (CR2032);2. Battery life: 12 months *If used one hour a day Dimensions (HxWxD)1 ...