For personal wellness tracking only. Not a medical device. Not intended to diagnose, treat, cure, or prevent any disease or medical condition. Key Features Clear readings: Large 51×46.68 mm LCD screen for easy viewing Adjustable cuff: Fits wrists 5.3–8.5 in (13.5–21.5 cm) for a secure, comfortable fit Built-in memory: Stores up to 2×120 reading sets for personal tracking Consistent readings: Cuff self-check and movement detection help ensure proper measurement conditions Irregular pattern indicator: Displays a symbol when an irregular rhythm is detected (for informational awareness only) Ready to use: Powered by 2×1.5 V AAA batteries (included)