Product Description:
Name:Professional medical Mercury sphygmomanometer stethoscope case

Display method:Ruler double scale display

Mercury leakproof:Test tube top with mercury film

Basic error:±3.75mmHg

Sensitivity:≥2.25mmHg

Package included:1 set(1x sphygmomanometer,1x stethoscope)(with blue plastic box)

Function:
1. Accurate measurement:Know your blood pressure data accurately.
2. Durable comfort:Corrosion resistant, wearable and non deformation.
3. Simple and easy to use:Everyone can use it and care about family health.
4. High quality and good products:For the health of you and your family,please be ever prepared.

Mercury Sphygmomanometer Detection range:
1. 0kPa-40kPa (0-300mmHg) Pulse frequency Detection range 40 times/min-150 times/min.
2. Cuff Suitable upper-arm circumference: 22cm ~32cm.