Products - Blood Pressure / Model HEM-6052   Intellisense Blood Pressure Monitor - Model HEM-6052       Clinically Proven accuracy Advanced Position Sensor (with flash and buzzer), hence for more accurate measurement readings Blood Pressure Level Indicator Detects irregular heartbeat Detects body movement 100 sets readings/user with date and time Displays average of last three readings taken within last 10 minutes     Advanced Position Sensor When using wrist blood pressure monitor, measuring at heart level is important to achieve accurate blood pressure measurements. The Advanced Position Sensor in HEM-6052 ensures measurement begins only when the wrist is at the correct position.   While the position is incorrect, the Positioning indicator lights in orange. The buzzer beeps when the wrist is in proper position, and the Positioning indicator turns to blue. The wrist cuff automatically starts to inflate and measurement starts.   Guide for proper measurement posture Keep the position of the heart mark on the wrist cuff at the center of the chest.