2.4.6 The hose runs down the inside of your arm. The bottom of the cu should be
approximately 0.8-1.2 inches (2~3cm) above your elbow.
2.4.7. Wrap the cu tightly around your upper arm by using the Velcro strip.
Make sure at least there should be 1-2 fingers space between arm and cuff.
Any piece of clothing restricts the arm which must be taken o.
2.4.8 Relax your arm, keep the palm upward and the fingers curving naturally,
then turn on the unit and start to measure.