Single chip computer DIY
Unicycle LED lights has been added, the design is also on the safety points, won't produce risk when riding at night. Skim the appearance, practical? Leds are creative: DIY programmable LED small toys. Let the LED according to the design of the program, in a different rhythm. Do sensors and join photosensitive resistance, achieve more control function. Oh, don't look down upon this light play pattern to really have a taste.