Dual QC3.0 USB Ports This car usb charger has dual 18W / 3A QC3.0 charging ports and a battery monitor.

Specs:

+12VDC input, 36W output (approx. 1.5A each port)

Input 1 - USB/monitor enable. Connect to a switched +12V source (typically from the fuse block after the ignition switch). Blue wire.

Input 2 - USB ports and Battery monitoring. Connect to battery to directly monitor battery voltage and power USB ports. Red wire with 5A fuse. 

Ground - Connect to chassis ground. Black wire

Included is a right angle bracket for under dash mounting

Can be mounted in Dash or console (approx. 1" hole)