12V Power Socket 4 In 1 Car Cigarette Lighter Digital Voltmeter Dual Usb Power Charger Dustproof Waterproof With Rocker Switch 12V Power Socket 4 In 1 Car Cigarette Lighter Digital Voltmeter Dual Usb Power Charger Dustproof Waterproof With Rocker Switch. Sale price : $12.27 Category : Automobiles, Parts & Accessories