This 115V mini blower is the most efficient and green" way to avoid downtime caused by dust and debris on all audio/video/computer electronic equipment, including faxes and printers. The powerful 550 watt motor is designed to blast clean, dry filtered air through a selection of specialty and pinpoint nozzles to put it exactly where you want it to go. Equally useful in a slew of household cleaning chores. All steel (not plastic) construction. Durable and reliable. USA made.