Voltage Stabilizer + FUEL SAVER normal price RM249 COD within Klang Valley SMS +60105438009 One year warranty Increased Horsepower & Torque Better Fuel Mileage Easier Engine Starting Quicker Acceleration Smoother Running Less Carbon Built-up Less Pollution Save Fuel, Save Money, More Power for you and your Vehicle ! Result - Tested and proven increase your vehicle mileage up to 30 percent , results vary based on driving style , road conditions , climate and vehicle type Function - vs is somehow battery alike , its capacitor act like tiny storage batteries that charge and discharge rapidly . Made of two plates separated by a thin insulator or sometimes air , when one plate is charged negative and the other positive , a charge builds up and remains after the current is removed . When power is required , the circuit is switched to conduct current between the plates , and the charge is released , thus causing your vehicle electrical system