Panasonic KX-TGM422AZ Operating Instructions Manual page 14

Getting Started
Handset battery level
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Panasonic Ni-MH battery performance
Operation
In continuous use
Not in use (standby)
*1 If eco mode is on and booster is off.
Note:
R Actual battery performance depends on usage and ambient environment.
Handset battery installation (for replacement)
R USE ONLY rechargeable Ni-MH batteries AAA (R03) size (
R Do NOT use alkaline/manganese/Ni-Cd batteries.
R Confirm correct polarities (
Base unit backup batteries
2 rechargeable Ni-MH batteries are installed in the base unit at the
time of shipment. These batteries can be used to supply power to
the base unit in the event of a power failure.
Before initial use: Remove the yellow insulation sheet before
using the base unit.
14
Battery level
High
Medium
Low
Needs charging.
Empty
Operating time
13 hours max.
9 days max.
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*1
*1
1
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1