21 Using Batteries
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Replacing the Battery in the Battery Extension
To replace the battery,
1 Push the battery cover downwards, so that it opens.
2 Remove the battery from the compartment.
3 Slide the new battery firmly into position with the label facing downwards.
4 Close the battery cover and push it upwards, so that it remains closed.
Optimizing Battery Performance
The performance of rechargeable batteries may deteriorate over time. Battery maintenance as
recommended here can help to slow down this process.