1、Clips attach directly to the car vehicle battery and use of high-power appliances, thereby protecting the car cigarette lighter. 2、The product comes with a safety device to effectively protect the circuit. 3、Weatherproof: a water resistant cap to protect the female socket from the elements. 4、The device can be used with any 12V DC power supply, including jumper starters, DC 12V lead acid batteries or DC 12V power outlets for other vehicles. 5、External fuse conservation make sure the safety in case of short circuit and prevent damage to devices from high surge current. Features: Clips attach directly to the car vehicle battery and use of high-power appliances, thereby protecting the car cigarette lighter. The product comes with a safety device to effectively protect the circuit. Weatherproof: a water resistant cap to protect the female socket from the elements. The device can be used with any 12V DC power supply, including jumper starters, DC 12V lead acid batteries or DC 12V power outlets for other vehicles. External fuse conservation  make sure the safety in case of short circuit and prevent damage to devices from high surge current. Specifications: Color: shown as picture Material: Copper&Plastic Core of cable: 2.5mm²（14AWG） Length: 30cm Package size: 24*16*3cmcm / 9.45*6.30*1.18in Package weight: 263g / 9.28oz Package list: 2 pcs Car Power Supply Cable 2 pcs Car Power Supply Cable