Metro DataVac Electric Duster ED500 High Power Air Blower metal body. Metrovac DataVac ED-500 Electric Duster Kit 120 Volt 0.75-HP 500-Watt Electric Blower Duster US/Canada Plug. It has a single-stage fan and comes with: an air-pin pointer, air concentrator nozzle, air-flare nozzle and. 4-piece detailing tool kit.