The Labtron? Palm Aneroid Sphygmomanometer is highly visible with a bright orange color, making it ideal for use by EMS or other emergency personnel. This sphygmomanometer features a durable, aluminum manometer; a large, easy-to-read 65-mm dial and an integral latex-free, ribbed inflation bulb with dust filter. A rotating bulb and deluxe push-button air release valve allow for easy ambidextrous use. This device comes with a nylon cuff, latex-free 1-tube bladder, a deluxe nylon carry case and a 20 year calibration warranty.