TriGear TG 500W 500 Watt Step Up Down Voltage Transformer Converter AC 110 / 220 V or 110 / 220 Volt 500 Watt Step Up/Down transformer converts to 220-240 volt down to 110-120 or 110-120 volt up to 220-240 volt Concurrent 2 mode output: 120V universal outlet / 220V universal outlet Input voltage is compatible with 110V/120V/220V/240V Complete range fuse protection with safety breaks to prevent electric shock - Two spare fuses included CE certified with a 3 year manufacturer's limited warranty