Faston type 3-pole unipolar rocker switch it has a green LED indicator on the switch so that if it is powered it lights up. Ideal to indicate that there is current in the circuit as well as to install in places with poor lighting. SPST (Single Pole Single Throw) type switch that has only a single input and can only be connected to one output. Withstand voltage: 250VAC. Dimensions: 31.5 x 13.9 x 34.8 mm (width x height x depth).