Linkstyle 6 in 1 Charger Socket Panel, 3 Cigarette Lighter Splitter with Dual USB Charger Ports & LED Voltmeter & Rocker Switch for 12V/24V Car RV Boat

6 in 1 Marine Panel: This 12V socket panel is designed with a 3-Socket cigarette lighter outlet+ car USB outlet + LED digital display voltmeter + LED rocker toggle switch. Convenient for installation and operation. Also detachable to replace other charger sockets or anything else that fits
3 Socket Cigarette Lighter Adapter Splitter: Expanding 3 cigarette lighter sockets, enough for the simultaneous use of a variety of portable appliances in your vehicle
Waterproof Dual USB Charger Socket: This 12V USB charger socket-outlet is built-in dual USB charging ports, two ports output: 5V/2.1A (total 4.2A), will auto-detect your devices and simultaneously charge 2 devices at optimal speed
Real-Time LED Voltmeter: With a large digital voltmeter display that shows 5-48V voltage, you can monitor the condition of the battery on your car or boat if the voltage is under normal status
Long Lifetime with Overcharge Protection: Designed with rocker style switch, easy to use. Long lifespan of up to 10000 cycles. Overheated, over-current, and over-charging protection to ensure charging safety