Welch Allyn DuraShock Aneroid Sphygmomanometer

DuraShock technology ensures calibration for longer time
Certified accuracy to +/- 3 mmHg
Unsurpassed reliability with a unique trigger release design
Withstands a 30' drop
Laser-engraved dial face for accuracy
Soft comfort grip and trigger deflation valve for smooth, one-finger operation
Latex-free for safety
10-year warranty
15-year calibrating warranty