KKmoon Car Dual USB Socket + DC Digital Voltmeter Meter + Cigarette Lighter Socket + Rocker Toggle LED Switch Red Light On-Off Control Four Hole Panel for Car Truck Motorcycle Boat for ATV 100% DIY. Four Hole Panel Base. With Dual USB Socket + Voltmeter Meter + Mental Power Socket with Cigarette Lighter + ON-OFF Button Switch. Easy to install, convenient to use. Widely used for car, truck, motorcycle, for ATV and boat, etc.