???? Extra Large Arm Barrel Blood Pressure Monitor Tunnel-style design eliminates manual cuff wrapping. Fits 7.1"-16.5" arm circumferences, one-button easy operation for seniors ✅ No manual cuff wrapping, one-click fast measurement ✅ Accurate oscillometric technology, stable reliable readings ✅ 3.5" large LCD screen, clear easy-to-read fonts ✅ Dual user profiles, 99 records each for family use ✅ Triple safety mechanisms, auto energy-saving shutdown ✅ USB-C rechargeable, no frequent battery replacement ???? : Fits 7.1"-16.5" arms, ~30s average measurement ???? Package: 1 monitor, 1 user manual, 1 USB-C charging cable ⚠️ For adult home blood pressure monitoring only. Not a substitute for professional medical diagnosis. Consult a doctor for medical guidance. Read user manual carefully before use.