If you prefer using a blood pressure monitor like they do in hospitals and doctor&39;s offices, this is the unit for you. You manually inflate and deflate it yourself for professionally accurate readings using an aneroid gauge, air release and inflation bulb along with an attached stethoscope. No worries about electronics or batteries The detailed instructions show you how to take your blood pressure using this unit. The arm cuff fits arm circumferences of 13 to 17 inches. It also comes with a convenient black zippered storage case.Feature- Color: Black- Material: Nylon+PVC- Size: 22 x 12 x 1cm- This manual inflation blood pressure monitor is similar to those used in doctors&39; offices and hospitals. The kit comes with all you need to start taking your blood pressure at home.- It gives you professional accuracy without the need for electronics or batteries.- Deluxe arm cuff fits arm circumferences of 13 to 17 inches.- Includes an aneroid gauge, air release and inflation bulb with attached 22-inch stethoscope- Comes with a convenient black zippered storage case and detailed instructionsPacking list1 x blood pressure cuff and stethoscope kit Our products are made with the highest quality materials and are designed to provide you with the best possible user experience. We strive to ship out all orders within three days of purchase, and the estimated delivery time is 8-15 days. When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and , we have provided detailed information about the product, including its features and specifications We want you to be completely satisfied with your purchase, so if you have any questions or concerns, please don''''''''t hesitate to contact us. We are here to help and will do our best to assist you. Thank you for choosing our product. We hope you enjoy it