Blue Sea 8291 Dimmer Control Swith - BlackDimmer Control Switch Color: Black Pole Throw: Single Double Action: (ON) OFF (ON) Mounts in Blue Sea Systems' waterproof panels Legend BRIGHT and DIM Use Contura switch mounting panels and accessories WARNING: This product can expose you to chemicals including di(2 ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings. ca. gov.