The As Seen on TV blood pressure monitor lets you check your blood pressure anywhere, anytime. Just wrap the cuff around your wrist and press the button to check your diastolic and systolic blood pressure. Plus, it displays your heart rate. Its large digital LCD display is easy to read and keeps a record of up to 99 readings. It comes in a water- and impact-resistant case for safe storage and convenient carrying. It requires 2 AA batteries (not included).