12V -24V LED Dual USB Charger Voltmeter Cigar Lighter Power Outlet Panel Switch For RV Car Boat Marine Truck

Feature:
3 in 1 Cigarette Socket Panel – This 12v socket panel designed with 12v rv usb outlet + LED digital display voltmeter+ 12v cigarette lighter outlet. Multifunctional three-hole panel for DIY demands, detachable to replace other charger sockets or anything else that fits. Convenient to install and operate.
Cigarette Lighter Adapter Splitter- Expanding the cigarette lighter socket, enough for simultaneous use of a variety of portable appliances in your vehicle.
Waterproof Dual USB Charger Socket –
This 12v USB car socket is built-in dual USB charging ports, two ports output: 5V/1A&2.1A (total 3.1A), will auto detect your devices and simultaneously charging 2 devices at optimal speed!
Real Time LED Voltmeter- With large digital voltmeter display that shows 0-30V voltage, you can monitor the condition of the battery on your car or boat that if the voltage is under normal status.