Inserting Or Changing Batteries - Welby BDH 612 Manual Del Usuario

First use
Before using the device for the first time, carefully take the protective foil off of the display
with your finger nail.

Inserting or changing batteries

NOTICE!
Risk of damage!
Incorrect battery installation may damage the blood pressure monitor.
− Make sure that the polarity of the batteries (+ or –) is correct.
Replace the batteries
28
3
if the low battery indicator
17
appears on the display
1
.