A cigarette lighter socket is an electronic device that is similar to a household electric power outlet, which is connected to the car power supply through a plug, and then leads out multiple cigarette lighter sockets. Cigarette lighter sockets are great for car owners who use their car electronics a lot.

With the development of automotive technology, the use of cigarette lighters to obtain the power of the car, various on-board additional electronic devices are more and more, the most typical are: GPS, MP3 converter, power inverter, razor, car inflator , car wash pump, etc. It brings great convenience to the driver. With the increase of these things, cigarette lighters are used more and more frequently. As a result, the probability of problems has also increased.

The power supply voltage of the cigarette lighter is 12 volts, which is consistent with the battery voltage of the vehicle. Usually, the cigarette lighter has a separate power cord connected to it, which is not mixed with other lines. Therefore, there is a separate insurance. The correct method of use should be to insert and pull out vertically up and down, do not shake, often shaking and pulling out will easily cause loosening and short circuit, and burn the insurance and external equipment.