measure and store systolic + diastolic blood pressures & heart rates with high precision.BEURER BLOOD PRESSURE MONITOR BC30,digital blood pressure monitors, measure and store systolic + diastolic blood pressures & heart rates (your vital signs) with high precision, ADJUSTABLE SOFT CUFF & EASY TO USE: The adjustable bp cuff easily fits around small and large wrists (wear it like a watch). Once your arm is at heart level, measuring your bp & pulse is just one touch of a button away,HIGH STORAGE CAPACITY: The home blood pressure cuff stores up to 60 records for 2 users. Easily track and observe your and your children’s (pediatric use) measurements,EXTRA FEATURES: The blood pressure machine identifies heart rhythm disturbances and alerts you if detected. A color scale shows you at a glance if your blood pressure is too high,ACCESSORIES & SUPPORT INCLUDED: The blood pressure kit includes 2x long life AAA batteries, a storage pouch, a wrist cuff (5.3” – 7.7”) & a Quick Start Guide.