Material: Metal and Plastic Color: Gold and Black The GPS-14A model Contact Rating Maximum: 10 W Switching Voltage Maximum: 100V DC 0.5 A maximum switching current and 150V DC breakdown voltage Maximum First Contact 100mΩ of resistance (not including the wire) Maximum Time of Release: 0.3 ms Maximum Runtime: 1.0 ms Dimensions: 14x2.7mm/0.55x0.11; total length: 41.8mm/1.65"; included in the kit is one Reed switch of the plastic type.