SPST OFF-ON Black Pushbutton SwitchSpecifications Contact Form: Solder lugs Contact Rating: 3 Amp @ 125 Volt & 1.5 Amp @ 250 Volt Dimensions (L X W X D) inches: .50" L x .93" (T) Number of Pins: 2 Terminal Type: Solder lugs Mounting Hole Diameter: .50" x .45"