Mercury Sphygmomanometer with Stethoscope

Professional mercury sphygmomanometer stethoscope Display mode: scale double scale display Anti-leakage mercury: mercury film test tube cap Basic error: ±3.75 mmHg Sensitivity: ≥2.25 mmHg The detection range of mercury sphygmomanometer: 0kPa-40kPa (0-300mmHg) pulse rate detection range 40 times/min-150 times/min Suitable cuff upper arm circumference: 22cm~42cm