Cuff fits arm size: 8.6" – 16.5" (22–42cm). Clinically accurate readings. Fully automatic inflation and deflation. Systolic, diastolic and pulse results. 2-person memory bank holds 500-readings, 250 per user. Hypertension Indicator. Irregular Heartbeat Detection. Includes: Monitor with an attached nylon arm cuff, storage case, DC wall adapter, internal rechargeable battery, detailed English/Spanish instructions, quick start guide, FAQ pamphlet and blood pressure charting log.