Accurate and user-friendly, the Rossmax X1 Automatic Blood Pressure Monitor ensures reliable blood pressure monitoring at home. FEATURES: ‣ One-touch operation for easy use. ‣ Hypertension risk indicator. ‣ Irregular heartbeat detection. ‣ Memory storage for up to 90 readings. ‣ Large LCD display for clear readings. ‣ Detects and indicates whether the cuff is wrapped around the arm properly. SPECIFICATIONS: Measurement Range: 30-260 mmHg (Pressure) Pulse range: 40-199 beats/min. Power Source: 4 AA batteries. Cuff Size: 24-36 cm. LCD size: 55 x 63 mm Dimensions: 85 x 129.8 x 68.2 mm Weight: 226.0g