ADVANCED ACCURACY: OUR MOST PRECISE HOME BLOOD PRESSURE MONITORS EVER, HELPING ENSURE CONSISTENT READINGS. WIDE-RANGE CUFF: CONTOURED SOFT CUFF DESIGN WRAPS AROUND THE ARM FOR A MORE COMFORTABLE MEASUREMENT. FITS STANDARD AND LARGE ADULT ARM CIRCUMFERENCES. ONE-TOUCH USE: EASY ONE-TOUCH OPERATION MAKES HOME BLOOD PRESSURE MONITORING SIMPLE AND ACCURATE. IRREGULAR HEARTBEAT SYMBOL: ALERTS YOU OF IRREGULAR HEARTBEATS WHILE YOUR BLOOD PRESSURE IS BEING MEASURED. 14-MEMORY STORAGE ALLOWS YOU TO REVIEW THE LAST 14 READINGS WITH THE TOUCH OF A BUTTON. 2 YEAR LIMITED WARRANTY. CONTAINS: 1 DIGITAL AUTOMATIC BLOOD PRESSURE MONITOR, 1 WIDE-RANGE CUFF (FITS ARMS 9" TO 17", 22 CM TO 42 CM IN CIRCUMFERENCE), 1 ILLUSTRATED INSTRUCTION MANUAL, 1 QUICK START GUIDE. OPERATES ON 4 AA BATTERIES (NOT INCLUDED). CLINICALLY PROVEN ACCURATE.