Car Fuel Saver Economizer Gas Saving Device

Auto Economy Energy Saver Regulators.Only works for 12V socket only.Simply plug this item into your lighter and it instantly begins to save gas and your money.Increased Gas Mileage, Lower emission, Save 20% or more on gas.emission,More horse , Better acceleration, battery life, And emissions.Colour: blue and blackMaterial: ABSPackage Contents:1 x Car SaverOnly the above package content, other products are not included.Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is 1-3cm.