Sonic Radiant 60 MNR T R - How to replace the disposable battery

20
About Getting started Daily use Options Tinnitus Warnings More info
How to replace the disposable battery — size 312
(MNR T only)
2. Uncover 3. Insert
Fully open the
battery drawer and
remove the battery.
Remove the sticky
label from the + side
of the new battery.
Insert the new battery
into the battery drawer
with the + side facing
upwards.
1. Remove