Health Smart Manual Home Blood Pressure Monitor with Standard Cuff and Stethoscope If you prefer the type used in hospitals and doctor's offices, this is the device for you. Manually inflate and deflate for professionally accurate readings using an aneroid gauge, air release valve, and inflation bulb, along with an attached stethoscope. No need to worry about electronics or batteries! The detailed instructions will guide you on how to take your blood pressure using this device. The arm cuff fits arm circumferences of 13 to 17 inches. It also comes with a convenient black zippered carrying case. This manual monitor is similar to those used in medical practices and hospitals. The kit includes everything you need to start taking your blood pressure. It provides professional accuracy without the need for electronics or batteries. The deluxe arm cuff fits arm circumferences of 13 to 17 inches. Includes an aneroid gauge, air release valve, and inflation bulb with an attached 22-inch stethoscope. Comes with a convenient black zippered carrying case and detailed instructions. Color: As Shown Material: Aluminum alloy Package Contents: 1 x Manual Blood Pressure Monitor Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing. The measurement allowed error is +/- 1-3cm.