Hold the Power Button and Settings Button at the same time to enter the Settings Mode. Once in the Settings Mode, tap the Power Button to cycle through the options to C1. C1 - Tap the Settings Button to switch between mph and km/h.
Hold the Power Button and Settings Button at the same time to enter the Settings Mode. Once in the Settings Mode, tap the Power Button to cycle through the options to C1. C1 - Tap the Settings Button to switch between mph and km/h.