Input: 110V/24V AC, Mist disc size: 20mm Quality mist maker with LED lights comes with 10 mode fog/light inline controller which allows you to select the LED light color that you want or select auto rotating light color, auto fading rotating color and control the rotating speed or only mist without light. UL listed transformer. Fogger head size 1 3/4" dia. x 1 3/4" h.