Latex free * The Tycos 767 Wall and Mobile Aneroids offer all the dependability and accuracy of our classic aneroids along with an updated look * Precision jewelled-movement manometer that is certified to be accurate within one percent of scale (Ò3mmHg) * Laser-engraved dial face for precision calibration * Built-in basket for securely storing the inflation system * High-impact housing and bezel to protect the movement and crystal * Large dial face (6 1/4 ) and bright orange pointer for easy reading * 40¯ side-to-side swivel for clear viewing at all angles *Lifetime calibration and manufacturing warranty *