Usage Tips:30AMP RV Power Inlet: NEMA L5-30P. Rated for 30AMP 125V, this RV power inlet is widely used in RV, , trailer, boat, caravan, , van. As a generator or battery charger plug to energize your electrical devices. The weatherproof cover makes the product waterproof and dustproof. Superior Quality: Constructed with heavy duty PVC material housing, it is resistant to high temperatures and flame. No oxidation for the Nickel coated copper pole on the plug, made of premium copper and Nylon plastic to avoid the damage of UV degradation and chemicals. Easy Installation: Colored-terminals provide an easy and convenient installation. Green terminal connects to Ground wire, black terminal connects to hot wire, white terminal connects to neutral wire. Terminals accept for #10 AWG wire. The actual product may have slight color difference or difference, which will not affect the use Colour:Black Material:plastic Package Contents: 1 x RV Shore Power Inlet 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.