Don't let particles of dust ruin your expensive electronics. The vacuum / blower cleaner includes a HEPA filter-99.97% effective in capturing particles of dust as small as 0.3 microns. Rather than simply redistributing dust, dirt & allergens, this machine makes sure they are captured & held in tightly sealed filter bag. Capable of handling cleaning jobs on a wide-range of machines-from micros to main frames, typewriters, calculators, copiers & laser printers. Equipped with a powerful 2-speed 1.7 HP motor. For safety, cleaner comes with an anti-static wrist-strap grounding the user from generating static. Power: 1.7 hp; Color(s): Black; Filter Types: HEPA; Body Material: Steel.