Multifunctional Car Charger Socket

Intelligent distribution of current, six protections such as short circuit, temperature, over power, over charge, over voltage, over current, etc. Features: The 4 USB ports can charge 4 USB devices at the same time, such as mobile phones, MP3s, USB fans, USB lights, etc. The built-in smart IC can prevent short circuit, overvoltage and overcurrent. The smart USB port intelligently detects your device and provides suitable charging current and speed for any connected device. This can extend the life of your equipment. With LED indicator, you can use it more easily. The product has a voltage indication function, which can monitor the voltage of the car battery, making it safer to use.