Canon EOS 70DW Instruction Manual page 399

Checking the Remaining Capacity of a Registered Battery Pack
You can check the remaining capacity of any battery pack (even when
not installed) and also when it was last used.
Serial number Date last used
Remaining capacity
Deleting the Registered Battery Pack Information
1
Select [Delete info.].
Follow step 2 on page 397 to select [Delete info.], then press
<0>.
2
Select the battery pack information to be deleted.
Select the battery pack information to be deleted, then press
<0>.
<X> will appear.
To delete information for another battery pack, repeat this
procedure.
3
Press the <L> button.
The confirmation dialog will appear.
4
Select [OK].
Select [OK], then press <0>.
The battery pack information will be deleted and the screen in
step 1 will reappear.
3 Checking the Battery Information
Look for the serial number.
Refer to the battery's serial number
label and look for the battery's serial
number on the battery history screen.
You can check the respective battery
pack's remaining capacity and the
date when it was last used.
399