Wide applications: Ideal for cleaning computer keyboards, optical instruments, removing microscopic dust, printers, timing devices, cash machines, fax machines, photo equipment, VCRs, and CDs. - Air duster is a high-pressure liquid gas blend that removes dust and cleans with a powerful jet of dry inert gas. -Prevents errors, downtime, and damage caused by microscopic dust in electronic devices, data processing equipment, servo-mechanisms, and cameras Features: - It is safe to use - It is easy to use - Pure compressed gas for blowing dust from electronic types of equipment