For users with larger arms * Cuff fits arms 12.6 - 20.5 in circumference * Includes X-Large arm cuff 4 AA batteries and free bonus travel pouch * 3 Year Warranty * Large high performance motor easily inflates x-large cuff for fast and accurate readings * Digital LCD display * WHO classification indicator * 90 memories * Automatic power off * Irregular heartbeat detector * Average of last 3 measurements * Micro USB power port allows unit to be powered with any USB port including a laptop - great for travel! (cable not included) * Unit weight: approx. 230g (not including batteries) * Unit dimensions: 5.1 L x 3.9 W x 2.5 H * Measurement range: Pressure (0 mmHg-280 mmHg) Pulse (30-160 bpm) * Measurement accuracy: Pressure (ñ3 mmHg) Pulse (ñ5% of readings) * Cuff measures 26.8 x 5.5 and fits arm circumferences 12.6 - 20.5 *