High-quality materials It is made of iron, which is very strong and not easily deformed when used outdoors. The surface of the box has anti-corrosion powder coating, which can resist rain, ultraviolet rays and other weather damages, and there will be no rust. Anti-rust Coating The anti-rust coating design and flip design can easily resist any bad weather, including wind, rain, dust, blizzard, etc.! Provide safe and stable protection for your generator power supply! Green Safety Light There is a clear green warning light on the flip cover, which will be lit when the power connection is successful; You can see a clearly visible green light indicator when working thus providing the best performance and higher security! Product Detail material: steel input current: 50A rated voltage: 125V/250V receptacle type: SS2-50P 50 Amp Generator Power Inlet Box It is designed to be located outdoors where the generator is running to prevent dangerous carbon monoxide fumes from the generator from entering your house. This inlet box is then safely hardwired through an outside wall directly to the transfer switch or panel, eliminating the need for cords running through windows or doors. Our generator power inlet box passed the certifications of ETL.