This dual QC3.0 USB ports car charger can simultaneously charge two devices that support the QC3.0 protocol at QC3.0 speed. The fast car charger total power 36W, maximum output of each port up to 18W Please note that some mobile devices do not support charging at QC3.0 speed: This USB car charger fast charge at maximum charging speed your device supports Our car phone charger with blue LED light & touch switch design. Touch switch is used to control the power supply of blue LED light & USB port This universal cigarette lighter USB charger is made of high temperature and low temperature resistant materials, can be used in -20 to 60( ) working environment Built-in intelligent control chip and 10A fuse: provide overcurrent protection, over-voltage protection, over-temperature protection, over-charge protection, short circuit protection, reverse wiring protection. Ensure the safety of your charging device and vehicle battery Quickly identify charging devices in one second. This