The 12V Adapter Plug with Battery Clamps connects directly to your battery with integrated battery clamps. Easily power your favorite 12-volt devices directly from your battery, like a tire inflator, vacuum, coffee maker, fan, cooler and more. It features fused connections for increased safety and a water-resistant cap to protect the 12-volt female plug socket from the elements. Made from a high-conductivity 16AWG 100-percent copper wire and a rated capacity of 15-amperes.