First Check - Wellue Pulsebit EX PB-20 Schnellanleitung

7.4 First Check

1) On the homepage, touch the Heart Check icon, then
choose an ECG Type Lead II (Read notes).
2) Hold the device as shown in the device display.
3) Remain still and relaxed while taking measurements until
complete. Next, the results will be displayed.
Note:
Moisten skin (the area that the electrode touches) may

help to get a better waveform.
You can get different signal amplitudes from Lead I, Lead II,

or Chest Lead. Usually, the signals from Lead II and Chest
Lead are stronger
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