Alligator clip battery extension cord Made of pure copper with plug, made to power 12 volt and 24 volt devices.12 AWG cable OD: 3.5 mm2 Copper wire: 1.8 mm2 Extension cable extendsup to 2 m Plugs directly into cigarette lighter and extends your 12/24 Volt DC power source on the go - Heavy-duty cable for durable, long-term use MADE FROM PREMIUM QUALITY - Offers exceptional electrical conductivity, high temperature/heat and melt resistance, excellent bending performance;Heavy duty electrical cord in protective case Safety Protection - Built-in 25A fuse + fuse holder protects your device from overcurrent and short circuit;Robust cable and high quality connectors that hold securely on both ends.Weatherproof: A waterproof cap to protect the socket from the elements.Sturdy plastic material ensures durability and longevity.