AIR DUSTER 400 ml: for blowing dust and debris from inaccessible areas of electronic equipment (computer keyboards, printers, CD-ROM/disk drives, copiers, fax machines, etc.). Danger of short circuits therefore minimized. Variable spray intensity. Environment-friendly. 100% ozone friendly gas. Contains no CFC or HCFC. Pressurized container. Protect from sunlight and do not expose to temperatures exceeding 50C. Do not pierce or bum even after use. Keep out of reach of children. Do not spray onto a naked flame or incandescent surface. Keep away from naked flames, and do not smoke. Do not breathe in Aerosol fumes. Only use in well aired environment. Contains propane and butane. Flammable