Arduino-Controlled Night Light
Using a light sensor, some wire, and LEDs you can easily create an automatic night light that will turn on when you turn off the lights.
Using a light sensor, some wire, and LEDs you can easily create an automatic night light that will turn on when you turn off the lights.
Everyone has multitudes of USB flash drives these days, but their compact size lends them perfectly to getting dropped, misplaced, flushed, damaged, or otherwise lost. Very few USB drives come packaged with their own lanyards to help prevent such disasters, so why not make one with a few simple items?