The unit, once mounted, can be adjusted a total of nine inches to provide the user with their exact height requirements and can be swiveled to provide easy and accurate readings. A locking device for the mercury reservoir prevents mercury spillage during transportation and when the unit is not in use. The unit comes complete with 8 foot coiled tubing, deluxe calibrated gray nylon cuff, deluxe air valve, and cuff storage basket. Includes all the necessary mounting hardware. Latex-free inflation system made from the finest neoprene available, and is covered by a Five Year Warranty. The unit is covered by a Ten-Year Calibration Warranty.