Bikeee wh-20 Wireless Waterproof Bicycle Computer - Green + Black (1 x CR2032)
Function: clock: 12 / 24 hour format stopwatch detection temperature metric / imperial alternative automatic circulation wheel setting analogy speed indicator auto on / off EL backlight current speed AVE speed Max. speed speed comparison prompts Drip time / riding time riding mileage ODO meter total time weekly riding time automatic memory and updated every weekly.