Karlass QC 3.0 USB-A Port, USB C Port and Voltage Meter with Blue LED Digital Display, Waterproof 12V 24V Rocker Switch USB Charger on Marine Boat Vehicle Truck RV Cart - Q23943A

• SMART DOUBLE 3.0 USB DESIGN: Charge your devices at full speed simultaneously with intelligent device identification. QC 3.0 provides 4x faster-charging speed to compatible devices, charging them up to 80% in just 35 minutes. USB C SOCKET DESIGN: Upgraded 12 volt USB outlet with Power Delivery 3.0 port charges Phone Series models up to 3 times faster than the original 5W Charger, delivering a full 30W power. (Input Voltage: DC 12V-24V. 30W charging power for 24V cars and 20W for 12V cars.) LED VOLTAGE DISPLAY: The built-in voltmeter in the center of the USB charger outlet shows the current readings of working volts, allowing you to easily monitor the voltage condition of your vehicle. EASY TO INSTALL: Simply snap this rocker switch style USB charger into an existing rectangular hole (0.87inch*1.46inch) and connect the included wiring harness with a 10A fuse. Our standard-sized socket can replace a rocker style switch in the plate or fit on your own made-up plate. WHAT YOU GET: Dual USB charger socket power outlet with voltmeter for Marine, Boat, Car, Golf Cart, RV, UTV, ATV, etc.