Easy-to-use Fully Automatic Digital Blood Pressure Monitor Accurate Measurement 120 Memory Recall Quiet Inflation Method Low Battery Detection Automatic Power-off Easy-to-read Display Shows Systolic Diastolic And Pulse Rate Readings Runs On 4 'aa' Batteries (included) Unit Weight: 8.47 Oz (without Battery) Unit Dimensions: 5.28 L X 3.90 W X 2.60 H Limited 3 Year Warranty Fda Approved Cuff Measures 19.3 X 4.9 And Fits Arm Circumferences 8.7 - 14.2