Roffie Blood Pressure Monitor, Accurate Automatic Upper Arm Blood Monitor Machine and Heart Rate Pulse with 8.6″-16.5″ Wide Cuff Range (22 to 42cm), 90 Sets Memory, Large 3.4-inch Backlit Display Price: $29,99 (as of 08/12/2021 15:31 PST- Details)

[ACCURACY&IRREGULAR HEARTBEAT DETECTION] Accurate measurements are tested before leaving the factory. Rapid measure, you can get your measurement within 50 seconds. Also, it can detect irregular heartbeat.
[ADJUSTABLE COMFORTABLE CUFF] Suitable for most adults’ arms from 8.6″-16.5″(22-42cm). Ingenious design, even one person can easily operate. Recommended for home or travel.
[ONE BUTTON OPERATION &EASY TO READ] One button start, you can quickly get and easy to read your blood pressure and heartbeat results on this large orange backlit display, even in the dim light conditions.