12V USB Outlet 36W LED Display Voltage Power Switch Dual QC3.0 USB Car Charger for Car Boat Motorcycles

【5 IN 1 Updated USB Outlet】Equipped with dual USB QC3.0 ports, type C port, LED Voltmeter and on off switch, the USB socket provide sufficient charging ports, charge 3 devices simultaneously. At the same time, the 12V USB outlet will monitoring of vehicle voltage changes real-time and independent control of charging sockets 【Dual Quick Charge 3.0 Port】Up to 4X faster than conventional charging, the USB socket provide dual 18W (total 36W) USB Quick Charge3.0 ports, and compatible with most popular USB devices. And please choose original charging cable for the fast charging 【Type-C PD Port】For more devices charging needs, the 12V USB outlet provide a 20W USB C PD port additional, it can be applied to motorcycles, car, RV, boats and so on. (Note: IPHONE REQUIRES A LIGHTNING TO C CABLE FOR CHARGING (NOT INCLUDED.)) 【Voltage Monitor】After power is on and turning on the switch, the USB socket will display the voltage and monitor the car or boat battery voltage, keep the battery healthy and car safe. The voltage still been see even if the dust proof cover closed