Canon WFT-R10A Wireless File Transmitter for EOS R5 C & R5 Mirrorless Camera - Manual (Page 170)

2.
Charge the battery.
Connect the power cord to the USB power adapter and plug the other
end into a power outlet.
Charging begins, and the charge lamp is lit in green. 〈 〉 is
displayed on the LCD panel.
When charging is finished, the charge lamp turns off.
Supplying power
To power the camera without charging, set the camera power switch to 〈 〉 . Note that
during auto power off, the battery is charged.
To change from powering the camera to charging, set the camera power switch to
〈 〉 .
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