Brother P-Touch PT-150 User Manual page 11

The machine uses five C-type batteries.
To insert batteries:
(1) Turn the machine over. Remove the battery compart-
ment cover by pinching the latch and lifting.
(2) Follow the diagrams on the back of the compartment
to insert the batteries in the proper direction.
(3) After inserting the batteries, re-attach the battery
compartment cover.
When "B.WEAK" (Batteries Weak) is displayed, replace the
five batteries.
- Alkaline batteries are recommended.
- Anoptional AC Adaptor is available.
Note: When you remove or replace the batteries, any
messages in the working area will be lost
(unless an optional AC Adaptor is attached).
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