Which is the positive and negative polarity of the car charger, how to distinguish?
Mar 30, 2018| Which is the positive and negative polarity of the car charger, how to distinguish? Today I came to give everyone a little bit of knowledge.
The car cigarette lighter middle contacts are positive, and the peripheral contacts are negative. The car cigarette lighter seat also has a positive contact at the middle, and the peripheral ring contact is negative.
The middle elastic head of the car charger is positive, and the two sides are snapped as negative. The cigarette lighter is a component of all cars and is used to facilitate the ignition of cigarette lighters when the owner smokes cigarettes. The cigarette lighter socket is a kind of power source porous socket similar to home electricity, and is connected to a car power source through a plug, and then leads out the electronic devices of a plurality of cigarette lighter sockets. Cigar lighter sockets are very useful for owners who often use automotive electronics.