European Plug EU 220-240V Electric Radiator Booster, Save Gas, Energy and Money Economizer Fuel Saver Neo (European Plug EU 220-240V). Electric Radiator Booster, Save Gas, Energy and Money With the use of our patented Radiator Booster you can save a lot of money on your energy bills! The radiator Booster is ingeniously designed to distribute the warmth coming from your radiator faster into you room. Using the booster you can easily turn down your thermostat 1 to 3 degrees without losing out on comfort Simply place the booster on your radiator, adjust the size so it will fit properly and plug it in (European Plug EU 220-240V). The fan will do all the work for you