Datavac/3 ESD anti-static computer/electronic cleaning system. Metro DataVac/3 Anti-Static ESD safe 1.7 Peak H.P. Vacuum/Blower with 4 Stage HEPA filter. Includes: Anti-Static 3'-6' Stretch Hose Crevice Tool Dust Brush "TechniStatic" grounding wrist strap Shoulder Stap +5 extra Triple Layer .3 Micron Disposable Bags. Packed in New Heavy Duty Lightweight Foam Filled Nylon "Carry All" with Pockets and Shoulder Strap. Effective in trapping particles of dust down to 0.3 microns. HEPA filter-environmental control system traps dirt and allergens into a tightly sealed filter bag.