The Noco GC017 is a 12V adapter plug with tweezers and connects directly to your battery through them. You can easily power your favorite 12 Volt devices, such as a vacuum cleaner, tire pump, etc. directly from your battery. It has fuse connections for increased safety and a watertight cover to protect the 12 Volt female socket from the weather. It is made of 16AWG and 15A 100% high conductivity copper wire.