VETTA Solar Flare Cycling Computer Cycling computer utilizes solar cells, minimizing environmental impact while keeping unit powered on even the longest bike trips Button-free face; simply press down on display's upper portion to cycle through functions and features Solar powered; displays current, average, and max speed; speed comparator; total trip distance; cumulative odometer Ride time, dual bike memory, EZ tire setup, service timer, and 12- and 24-hour clock Includes limited three-year manufacturer's warranty