Is it harmful to the circuit if the car charger is always plugged into the cigarette lighter?

1 Answers
VanAnderson
07/24/25 9:05pm
No harm. After the vehicle is started, the voltage required by the cigarette lighter can be sufficiently supported by the vehicle's generator. Regarding the car charger, please note the following precautions: Charge after starting: Make sure to plug in the device for charging only after the engine is started. The low voltage during car ignition may affect the charging effect or even damage the car charger. Pay attention to the usage environment: Do not use the car charger during thunderstorms. Also, avoid using it after car washing, as high humidity inside the car can cause component corrosion and oxidation. Do not use the car charger in humid environments. Do not store the car charger in damp conditions. The suitable operating temperature range is 0-45°C. Keep it away from children. Unplug the charger promptly after charging. Reduce high-power usage: Avoid powering more than three devices simultaneously to prevent damage due to excessive power.
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