The Gardner Bender 20/10 amp Toggle Switch features an O-ring and has screw terminals for quick and easy connections. The switch offers single pole, single throw (SPST) on off circuitry in a classic bat handle design for easy usage. This switch is compatible with standard 1/2 inch mounting holes. Single pole, single throwScrew terminalsMomentary contact120 voltNormally Off for bells & buzzers6 amp