Headlamp Dimmer SwitchesSPDT On-On Depress-release for low beam, depress-release for high beam. Corrosion-resistant diecast metal housings, moisture-repellent insulators. Through-floorboard mounting and On-floorboard mounting available. Turn SwitchesDepress to On, spring return to Off. Two switches are needed for left and right turn signals. Through-floorboard mounting. Starter SwitchesOff-On, Normally Off. Depress to On, spring return to Off.Foot-Operated Switches Series - Momentary Switches for Headlights, Dimmers and Turn Signals