Features: Cigarette lighter can be equipped with USB for the car to provide charging very practical. Cigarette Lighter Socket: The cigarette lighter socket total output up to 120w(12v) / 250w(24v). enough for simultaneous use of a variety of portable appliances in your vehicle. fit for multiple car appliances like gps sat nav seat heater car humidifier car fan ect. Waterproof and Dust-proof: The power ports and power switch are all covered by caps which make this unit fully competent for outdoor travel in all kinds of weather. Humanized Design: The surface of the product is matte and has a dust cover which is not easy to fall. Designed with on/off power button for energy-saving and devices protection. After-sales Service:If you have any problem please contact us immediately we will help you solve it as soon as possible. Specification: Material:plastics Size:1.7*4.2inch includes: 1 setSocket "