Features:3.Made of high-quality engineering plastics, the hardware is silver-plated copper, and the contacts are 4mm silver contacts to ensure the switch is safe, reliable and durable.4.The product has a simple structure and is comfortable to use, making it very suitable for home use and large-scale corporate use.5.High-quality materials, sturdy structure, beautiful and elegant, durable and long service life.6.This bipolar on/off power cord switch is designed to replace an old broken switch, or to add a switch where there was no switch before.Wiring method:Screw wiring type: Loosen the screws, insert the wire between the two plywood, and then tighten the screws. (Note: The wire is not wrapped around the screw)Note: The inch-inch button is for electrical appliances, and the 0 button is for power. The wires in the outlet hole are not within the size, and the outlet hole can be used as an ordinary switch.Specifications:Assembly method: screw connection type, welding typeAmbient temperature: -40 degree��+125 degreeWithstand voltage: 2500V/5S/20mARated current and voltage: 30A 250VAC/40A 125VACImpact voltage: 0.5NMContact resistance: ≤0.02ΩTensile test: 30N/minInsulation resistance: ≥100MΩOperating life: 10,000 timesDielectric strength: ≥1500VAC/5SMaterial: PlasticColor: BlackBrand name: BQLZRSize: 127x53x56mm/5inchx2.09inchx2.2inch (LxWxH)Weight: 92 gPackage include:1 x Inline Cord Switch