FOUR HOLE PANEL BASE: Dual USB Socket + Voltmeter + 12V Outlet + Toggle Switch. (With connection wires and screws)
WIDE USING: Fits for Car, Boat, Marine, Truck, ATV, UTV, RV, Camper, Battery Box, and other 12-24V Devices, also for Mobile phones, Tablets, GPS, Digital cameras, PDAs and Other USB Accessories.
EASY TO ASSEMBLE & INSTALL: Swivel the button to loosen or tighten to replace the parts you want, easy and convenient. DIY your multifunctional marine switch panel to complete kit everything you need.
REAL-TIME LED VOLTMETER: This switch panels for trucks with a large digital voltmeter display that shows 9-24V voltage, you can monitor the condition of the battery on your car or boat that if the voltage is under normal status.
IT HAS TWO DIFFERENT USING: About the switch hole, it could be used for a cigarette, if you don't need the switch for a while. So enjoy it depend on what you would like it to be. In addition, the cigarette lighter socket is portable for other appliances in your vehicle.