At only 3'' tall and 7'' wide, the Matrx MDM-D is the smallest digital flowmeter on the market and is the flowmeter of choice for those preferring a digital display with simple push button operation.

Sleek and slender yet high tech, the Matrx MDM-D offers easy-to-use push button operation and a brightly lit display with visual and audible alarms. Patented Matrx "Auto-Compensation" feature simplifies adjustment of flow and percentage controls. Flat panel push-button operation optimizes asepsis control. Brightly lit display includes numeric as well as bar graph flow and percentage readings. Oral surgery (high flow) model also available.

For more detail: http://www.porterinstrument.com/product/dental/Matrx-MDM-D-Cabinet-Mount-Digital-Flowmeter