Product Features: Upper Arm Blood Pressure Monitor – Provides accurate readings with easy arm placement for home use. Dual User Memory – Stores up to 500 readings for two users with date and time tracking. Heart Rate Detection – Measures heart rate in addition to blood pressure for complete monitoring. Colored Side Indicator – Helps interpret results easily based on international health standards. Battery or Adapter Powered – Use with batteries or power adapter for flexibility and portability. (Storage bag included) The monitor runs on batteries, ensuring maximum portability and convenience. A storage bag is included for easy travel and safekeeping.