Electricity in Italy, as in the rest of Europe, comes out of the wall socket at 220 volts alternating at a 50 cycles per second. In the US, electricity comes out of the wall socket at 110 volts, alternating at 60 cycles per second. Not only the voltages and frequencies, but the sockets themselves are different.
If you want to use American electrical devices in Italy, you'll need a plug adapter or power converter. Read more about Electricity in Italy before buying.
1. APC (American Power Conversion) Power Adapter
USA to European Schuko Power Adapter converts standard USA recepticle to Eurpopean Plug. This allows the use of standard USA electrical devices in countries using the European Schuko plug.
2. Kensington TRAVEL PLUG ADAPTER w/USB CHARGER
Use to plug in your iPod, notebook, cell phone or other electronic device worldwide.3. 0-1875 WATT CONVERTER ADAPTER SET
Converts 220V foreign electricity to 110V for use overseas on most U.S. appliances rated 0-1875 watts. Convenient high/low wattage selector switch. Low setting (0-25 watts) for battery chargers, electric shavers, radios, most curling irons. High setting (26-1875 watts) for irons, steamers, some hair dryers. Set includes 5 polarized adapter plugs to accommodate most foreign outlets and a drawstring travel/storage pouch.4. Remington Traveler AC Adapter Converter Set
International AC Adapter/Converter Kit changes foreign 220/240 voltage into United States 110/120 voltage and handles 50-1600 Watts. Designed for use with hair dryers, irons, clothes steamers and hair setters. Contains 5 adapter plugs, a spare fuse, and travel case.5. Franzus ADAPTER PLUG GROUNDED USA to EUROPE
For international use with dual voltage appliances or with electricity converters/transformers.