Shenzhen Yilon Communication Tech Co.,Ltd
Company address:2/F, No.51, Fengqi Road, Fucheng’ao Industry Area,Pinghu Street, Longgang District, Shenzhen, China.
The car charger must be unpluged after put off the engine,otherwise, it is easy to burn out
This is really a probability problem for most of cars,This test the shock resistance ability of car charger, Not all car charger is require unpluged after put off the engine.For example,the car charger which can withstand the impact of DC 40V swap can free to swap.
Don't pay attention to the maximum power of the expansion port of car charger
Most of the gadget in car use the cigarette lighter for charging.Many people will buy the one-driven-two usb car charger or even the one-driven-three usb car charger.But for the same product,some people say it is usable,some say the fuse was blew out,one of the possible reasons could be that The sum of the power of the equipment exceeds the maximum power of the expansion port of cigarette lighter.First we have to be clear about some of the high power equipment especially vehicle mounted refrigerators and vehicle mounted vacuum cleaner:What is the power of these equipments, to confirm whether the expansion port of our car charger can be used or not,the power should usually be marked on the package box or the instruction mamual.Actually,car charger can even beconnected in series like this: It's no problem to connect to another car charger into the USB car charger with expansion port,but the premise is the sum of the power of the equipment musn’t exceed the maximum power of cigarette lighter of car charger.