Tech Duster, 10 oz Can
It safely removes dust, dirt, oxide particles, and other dry contaminants from delicate instruments. The high-pressure spray reaches the most inaccessible areas to remove dust instantly without residue. It will not scratch or abrade sensitive surfaces. Zero ozone depletion. It is filtered to 0.3 microns. It includes a 10-ounce can of Tech Duster "O" with a disposable trigger.