quick charge 3.0 dual usb rocker switch qc 3.0 fast charger led voltmeter for boats car truck motorcycle smartphone tablet

description: 100% brand new and designed with dual usb ports supporting qc 3.0, whose max single output is 18w. built-in official qualcomm smart chip, will intelligently detect your devices and simultaneously charging 2 devices at optimal current. charge compatible devices up to 4 times faster than conventional charging dual usb charger socket has two 18w / 3a qc3.0 fast charging ports, which is 4x faster than conventional chargers. backwards compatible with quick charge 2.0 ...