Pressured Air Cleaning SprayIt is used to clean keyboards, computers, electric panels, electronic circuits, electronic devices, machines, watches, music sets, CD drivers etc. It protects from dirt and dust. Provides dry and deep cleaning in hard to reach areas and sensitive surfaces. The product is dual function: When applied upside down, it acts as a coolant spray. Usage: Hold can vertically and apply it directly on the surface from a distance of approximately 10 inches (25