Triple Value package. Three cans of compressed air. Compressed air in a can, for cleaning inaccessible areas in office and computing devices, such as keyboards, printers, copiers, computers, disk drives, fax, etc.The Features of OCUK Air Duster Triple Pack at a Glance:3 x 400ml pressurised air canisterThin extension tube for precise cleaningIdeal for cleaning keyboards, printers, computers, and more.Safety InformationIdentification as aerosol under 12 EEC: Pressurised container. Protect can from direct sunlight and temperatures above 50?. Do not pierce or burn, even after use and it appears empty. Do not spray on a naked flame or any incandescent material. Keep ignition sources away. Do not smoke. Without adequate ventilation formation of explosive mixtures may be possible. Keep out of reach of children.OCUK Air Duster Triple Pack SpecificationVolume400mlContents3 x 400ml OCUK Air DusterCanPressurisedSpray canContentsPropaneButaneApplicationExtension tube for precise dosing