Don't let particles of dust ruin your expensive electronics. Rather than simply redistributing dust dirt and allergens this machine makes sure they are captured and 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 and laser printers. for safety cleaner comes with an anti-static wrist-strap grounding the user from generating static. Quadruple filtration includes a HEPA filter-99.97% effective in capturing particles of dust as small as 0.3 microns. Equipped with a powerful 2-speed 1.7 HP motor. Grounding wrist strap eliminates static. Environmental sanitizing vacuum virtually eliminates Electro Static Discharge (ESD) which can harm computer/electronic components or hardware. Carry case holds vacuum and attachments. Includes one office equipment vacuum/blower.