VOD 3000 2WAY- Heavy Duty 3000 Watt AC 110V - 220V / 240V Continuous Use Step Up & Step Down Voltage Converter Transformerf or Worldwide Use - CE Certified Converts 110/120 V to 220/240 Volt OR Converts 220/240 V to 110/120 V 3000 Watt maximum capacity heavy-duty continuous use transformers One grounded outlet in front of unit (accepts 3 or 2 prong US and Euro plugs) Hard wired with a European Shucko plug also good for Asian outlets Built-in fuse protection. Transformer Purchase Guide:Remember to leave at least a 80%-100% slack for the transformer. For the TVs, the power surge margin is 5 times the wattage of the TV. Heating appliances, laser printers and power tools spike when you turn them on. For these products you need to buy a transformer that is at least 3 times the items capacity.