Sea-Dog Dual Volt/Amp Meter Rocker Style Switch One Size. Rocker switch styling means this meter will fit into any standard 13/16 x 1-7/16 rocker switch panel slot. Constructed of injection molded nylon. Red LED display. Input 6-30VDC. IP65 rating. WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov. Package Contents: Sea-Dog Dual Volt/Amp Meter Rocker Style Switch Sea-Dog 421645-1: Dual Volt/Amp Meter Rocker Style Switch One Size