Linkstyle 3 in 1 Charger Socket Panel, 12V 4.2A Dual USB Car Socket Charger Socket Power Outlet & LED Digital Voltmeter & Cigarette Lighter Socket Splitter Adapter for Truck Car Marine Boat RV
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/2.1A&2.1A (total 4.2A), will auto detect your devices and simultaneously charging 2 devices at optimal speed!
Real Time LED Voltmeter with- With large digital voltmeter display that shows 5-48V voltage, you can monitor the condition of the battery on your car or boat that if the voltage is under normal status.
Overcharge Protection- Over-heated, over-current, over-charging protection; This dual usb charger power socket also smart to identify the most appropriate current for your device.