Dual USB Socket
Material : Plastic.
Mounting Hole :  29.2 mm (Dia.).
Port :  PD Port (18W) + QC3.0(18W) + Volt Meter.
Voltage :  12VDC
Watt : 5V/3A; 9V/2A; 12V/1.5A.
Indicator light indicates volts when not charging.
The outer ring light will flash when charging.
The outer ring light is always ON when fully charged.

Dual USB Socket