Features：1.Made of ABS plastic. 2.Three million clicks lifespan. 3.Features changeable 7-color breathing light effect. 4.DPI 3 speeds level adjustment.
Usage：Insert the USB connector into computer and wait for 5 seconds, then it is ready for use.
Notes：1.Avoid dropping and impact during use, so as not to damage the switch or other components. 2.Keep the light sensor clean and keep it in a good sensing condition, so as not to block the light receivin