Tycos 767 Wall Mounted Aneroid Manometer with TubingThe Tycos 767 Wall Aneroid Manometer with Tubing offers the exceptional quality and reliability that professionals come to expect from Welch Allyn. The Tycos 767 features certified accuracy, a calibration warranty and a large, easy to read face. *** Manufacture Direct, Ships in 3 5 Business Days *** 3 mmHg accuracy Mercury and latex free Ruby jeweled movement Large laser engraved dial face Manufacturer lifetime calibration warranty Sold by the each