INDUSTRIAL-GRADE MORE : This NEMA 14-50 outlet is designed for long-term charging of electric vehicles. High Temperature and Fire Material: No need to worry about overheating or melting, preventing overheating and potential fire hazards. Thickened metal material, high temperature and fireproof material, stainless steel wall panel. Used in industrial environments to replace commercial sockets for better and workmanship. More reliable contact with wires: clearly marked terminals a safe and secure connection. Accepts only 8, 6 and 4 gauge copper wire (AWG), requires neutral, and is available for 125V or 250V applications and up to 50 amps. Compatible with most power boxes: the flush sockets are fully wireable, significantly reducing installation time. Install it in your garage and you'll works a 120V socket, giving you peace of mind. Wide application: It is specially designed for use in electric vehicles, RVs, dryers, welders, ovens, stoves, plasma cutters and other high-power appliances, providing convenient and reliable power. Colour:Silver Material:Metal+Plastic Package Contents: 1 * NEMA 14-50 outlet 1 * socket cover 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.