The mercury and latex-free 767 Wall Aneroid sphygmomanometer from Welch Allyn provides accurate and reliable blood pressure measurement for adults. The recessed, laser-engraved scale is equipped with a high-contrast pointer to simplify reading and reduce parallax errors. Welch Allyn not only provides a 10-year warranty on the blood pressure monitor, but also a lifetime warrantyon the calibration. Delivery includes cuff and wall mount with practical storage basket.