The switch is made of insulating plastic shell and copper pin,low resistance, good contact, and .The panelmade of high-quality aluminum, very strong, not easy to tear, and long in service life. Products are suitable for 15A 250VAC 20A50VDC.Note: Please turn off the power before installation. Switch size: 45mmx20mmx45mm/1.75inchx0.76inchx1.77inch(LxWxH);Panel size: 70mmx49mm/2.63inchx1.92inch(LxW). Rocker switch adopts snap-in design,easy to install.Terminal Type:DPST, easy to turn ON/ OFF.Rocker switches are commonly used for lights, pumps, fans, vents, and many other uses in RVs, Buses, Horse Trailer Conversions, Haulers, Travel Trailers, Boats and more. Colour:Black Material:Plastic Package Contents: 1x black Rocker Switch 4x screws 4x terminals Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.