Product Description 12V/24V Quick Charge 3.0 Dual USB Charger Socket Waterproof Aluminum Power Outlet Fast Charge with LED Voltmeter for Car Boat . Brand Name:Â NoEnName_NullNumber Of Output Interface:Â 2 With USBInput Voltage:Â 20-30VOutput Voltage:Â 5VType 1:Â Car Charger / USB Charger / ChargerType 2:Â Fast Charging Charger / USB Car ChargerType 3:Â QC 3.0 Charger in Car 3 USB Car ChargerType 4:Â Car USB Charger, USB Car ChargerType 5:Â Quick Charge 3.0 / Car usb ChargerType 6:Â Car Chargerfeature:Â Car Lighter Slot |