DescriptionFeature:With voltmeter、 cigarette lighter adapter、 2 USB socketsConvenient to install and useWidely used for cars、 trucks cigarette lighter refit parts.Specification:Material: ABS + metalUSB Charger:Operating voltage: 12VInterface: 2Output: DC 5V 1A / DC 5V 1AIndicator: Blue LEDVoltage Meter:Operating Range: DC12-24VDisplay: Digital displayCigarette Lighter Socket:Operating Voltage: DC 12VCan be used to light cigarettes: NoColor: Blackweight:120gPackage included:1 x Cigarette lighter4 x Set screw