Measuring less than an inch thick and weighing only 3.5 oz., the simple-to-use Ozeri CardioTech Travel Series BP6T provides accurate measurements both on-the-go and at home. The monitor boasts a Best Rating from the Hammacher Schlemmer Institute for accuracy and ease of use, where it achieved a 95% accuracy rating when compared to results from a cardiology nurse the highest in its class. It features an advanced rechargeable wrist cuff monitor with MWI (Measure While Inflate) technology that reduces measurement time and maximizes comfort. With ample memory, the Ozeri BP6T Blood Pressure Monitor stores up to 1197 blood pressure readings with date and time memory recall (399 readings x 3 users), and automatically classifies each blood pressure reading according to American Heart Association hypertension guidelines using a color-coded guide for simplicity. It also calculates average blood pressure readings based on the 3 most recent readings, and detects irregular heartbeat (Arrhythmia) for an improved understanding of your hearts health.