Origin: Mainland China
Model Number: Bicycle Computer
Certification: NONE
Stopwatch and Accessories: Waterproof Stopwatch
Material: Material: : Engineering plastic ABS + electronic components
Color: Color: : Silver
Size: Size: : 9.0x4.5x2.0cm/3.54x1.77x0.79in
Display: Display: : LCD display
Power supply: Power supply: : 1 X CR2032 button battery