The OMRON M3 gives you fast, easy and accurate measurements. It can detect irregular heartbeat during your usual blood pressure monitoring. It also can store data for 2 separate users, enabling you to track individual readings and trends. Features: Hypertension Indicator - Indicates if result is above recommended level Memory capacity - 2 users x 60 memories + guest mode. Your monitorcan store data for two separate users, enabling you to track individualreadings and trends Irregular heartbeat detection - The OMRON M3 can detect irregularheartbeat during your usual blood pressure monitoring Cuff Wrap Guide - The OMRON M3 has an indicator to let you know thatyour cuff is wrapped correctly Body Movement Detection - Signals if too much movement is detectedduring measurement, to avoid inaccurate readings Specifications: Dimensions: H:8.7 x W:10.5 x D:15.3 cm Colour: White Guarantee:3 Years Batteries Required: Yes Model Number: OMRM3Y19 Self Assembly Required: Yes