Provides protection to the manometer during the rigors of clinical use. Precision, jewelled bearings resist wear for consistently accurate readings. Gauge attached to cuff protects instrument and prevents cuff and gauge from being easily separated. Laser-engraved dial for precise calibration. Unique phosphor-bronze bellows ensure consistent pressure measurement. Crisp, white graphics on large charcoal-gray scale for better readability. Lifetime warranty on calibration and manufacturing quality. All latex free.