Fellowes-Invertible-HFC-Free-Air-Duster-200ml-Fellowes-9974804-This-invertible-ozone-friendly-pressure-duster-removes-dust-&-debris-from-hard-to-reach-areas-It-provides-a-powerful-blast-for-the-easy-removal-of-dust-from-precision-equipment-such-as-printed-circuit-boards-as-well-as-general-cleaning-in-areas-where-the-use-of-a-liquid-cleaner-may-be-undesirable-Perfect-for-keyboards-printers-cameras-etc-Fellowes-9974804-Invertible-HFC-Free-Air-Duster-200ml