Sign up for an Award
Participate with your entry in one of our professional or student awards.Sign up for an award
You are using an outdated browser. Please upgrade your browser to improve your experience.
Suddenly the light is the usual time required. Suddenly power outage of home, where the find light? The light of optical mouse. Is this more useful?
As usual, use the mouse.
Mouse lines will serve as fill battery.
If the light where you need to isolates the body and line.
Click! Turned on the lights!
Cheonan-si, South Korea
Seoul, South Korea