Size and portability: Approximately 1.08 x 0.8 x 0.68 inches, compact for easy carrying and storage without cluttering the vehicle interior. Clear benefits: Helps prevent foreign objects from entering the cigarette lighter opening, reduces the risk of short circuits, and provides a protective cover to keep the socket clean when not in use. Durable material and finish: Made from anodized aluminum for durability, with waterproof, corrosionresistant, and rustproof properties plus a refined metallic luster. Broad compatibility: Suitable for all vehicles with a standard 12V power supply, including cars, trucks, SUVs, scooters, tractors, carts, boats, yachts, and buses. Practical use scenarios: In daily car use to keep dust and debris out of the lighter socket when it is not in use. On boats or other watercraft to protect the 12V socket from moisture and dirt. In trucks, RVs, or agricultural equipment operating in dusty or outdoor environments to maintain socket cleanliness and reduce electrical risk.