Battery Life; Removing The Built-In Rechargeable Battery - Panasonic ES-SL33 Operating Instructions Manual

Battery life

The life of the battery is 3 years. The battery in this shaver is
not intended to be replaced by consumers. Have the battery
replaced by an authorized service center.
Removing the built-in rechargeable
battery
ATTENTION:
A nickel metal hydride battery that is recyclable powers the
product you have purchased. Please call 1-800-8-BATTERY
for information on how to recycle this battery.
Remove the built-in rechargeable battery before disposing of
the shaver.
This figure must only be used when disposing of the shaver, and
must not be used to repair it. If you dismantle the shaver yourself, it
will no longer be waterproof, which may cause it to malfunction.
Remove the shaver from the AC adaptor.
Press the power switch to turn on the power and then keep
the power on until the battery is completely discharged.
Perform steps 1 to 6 and lift the battery, and then remove it.
Take care not to short circuit the positive and negative
terminals of the removed battery, and insulate the terminals
by applying tape to them.






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