1.Easy to useThe red wire on one side is connected to the male, and the red wire on the other side corresponds to the female, the provided SAE polarity reverse adapter allowing you to flexibly connect to other SAE plugs of different polarities. Quick disconnects allow you to remove electrical components as needed for security or repair, ar recharge, etc. 2.ApplicationFor expansion and maintenance of most batteries, chargers and machines with SAE quick release connectors. Widely used in a variety of batteries, waste pump, automotive, kubota tractor, trailer, kayak and other equipment that requires SAE plugs. 3.Wire SizeTotal Length: 200cm/78.74in/6.56ft, 2468/14awg, 2mm² copper wire,Wire Diameter: 3.06.0mm. Input/Output Voltage: 1 - 24V 4.With Switch and Rubber CoverDisconnect and connect by switch without plugging or unplugging.(The distance from the switch to the SAE plug is 15cm.) Each SAE connector comes with protetive cap, which prevents rain and dust from entering when not in use, and keeps the interior clean and dry.