Powers an arduino connected to a hall-effect sensor and an LED strip in a traffic light pattern. Turns red when the bathroom door closes, yellow for 20 seconds after it opens, then green to show that that the bathroom is available.
Powers an arduino connected to a hall-effect sensor and an LED strip in a traffic light pattern. Turns red when the bathroom door closes, yellow for 20 seconds after it opens, then green to show that that the bathroom is available.
