User guide

Battery in the
holder. The
batterys positive
terminal is face
up.
Lift the battery up
and out.
To insert the new battery, follow the steps above in reverse order.
Avoid touching the plus and minus pole at the same time as
this can shorten the service life of the battery. Dispose of used
batteries in an environmentally safe manner.
3V
3V
3V
BEETLE Card BEETLE components
GB - 34