The simple one-touch measurement of this unit offers the user precise BP results. The 3-line display shows all the readings (systolic, diastolic and pulse) simultaneously. It has 30-memory with an average reading displayed when recalling the stored data. Features: • Latex-free and metal-free SlimFit Cuff (22-32cm) • Irregular HeartBeat (IHB) indicator • WHO Blood pressure classification indicator • 30 record memory + average reading • Operates by 4 x AA batteries • Clinically validated Contains: • 1 x AU-611 Blood pressure monitor • 1 x adult cuff (22-32cm) • 1 x Instruction manual • 4 x AA batteries