Step Up & Step Down Transformer, 500 WattStep up Step Down Transformer: 500 watt. These converters contain a heavy duty transformer for safety and reliability and a built in power cord with a strain relief. Voltage input is selected with a selector plug on the unit. Type: Dual Function Step Up or Step Down Transformer Voltages: 110V AC 220V AC Wattage: 500 Weight: 10 lbs Fuse Protected: Yes Switch: On Off Lighted Base: Non Slip Rubber Feet Accessories: Flat to Round Pin Socket Convertor