About this item USB car cigarette lighter socket adapter: USB Input: 5V 2A, Cigarette Lighter Socket Output: 12V 8W Max USB Port Power Converter: convert power from USB port to 12V car cigarette lighter socket Convenience: Easy to power on your car electronic equipments by extra power Plug and play: Easy to carry when travel. The part of PCB board is moulded by PVC which can extend its life Fit for Driving recorder, electronic dog, car charger and other automotive electronic equipment