Air King AKEDT2 Electronic 2-Function Timer Switch, White/Almond Delay timer switch dimensions: 2" L x 1-13/16" W x 4-1/8" H Comes in white color with single gang box installation Switch allows you to conveniently operate the bathroom exhaust fan and light at the same time When the light is turned off, you can still operate the fan thanks to an electronic, automatic delay timer that will continue to function for the preset times of 20, 40 or 60 minutes before automatically turning off With the push of an electronic button, you can set the fan's duration of operation time to your preference Turns your fan and light on simultaneously Allows you to turn the light off while the fan continues to operate for an additional preset time Operation time for the fan can be adjusted to 20, 40 or 60-minutes Easily adjust the time by using the electronic button Comes with a 1-year limited warranty