The Mark V is a power piston driven pump that produces more vacuum than its timid competitors and blows air up to 100 psi through a clean port. Custom built for the hearing aid industry to extract damaging wax and debris from hearing instruments and to dehumidify aids utilizing a vacuum desiccator chamber. This configuration allows one or more units affected by moisture to be put under vacuum or switch to supplied hand wand. Includes 7 milled needles for use with wand. Portable, lightweight. Solid state timer with automatic shutoff or continuous use.