Using this HPM mains cord socket is easy. First, make sure your power is off to avoid any electrical shock. Then, follow the included fitting instructions to connect the 3-wire cable to the socket. You can use it for caravan extension leads or other suitable applications. When using, don't overload it beyond 15 amps. For maintenance, keep it dry and clean. If you notice any damage, stop using it immediately and replace it. With our 25+ years of experience in supplying parts, you can trust this product for your needs.