Detaching Battery Compartment Cover; Battery Life; Using The Battery Grip - Canon EOS 50D Instruction Manual

Using the Battery Grip

These are supplemental instructions for using Battery Grip BG-E2 with
this camera. For instructions other than "Detaching the Battery
Compartment Cover" and "Battery Life" explained below, refer to the
Battery Grip BG-E2 Instruction Manual.
If you have Battery Grip BG-E2N, read the BG-E2N's Instruction
Manual.
Detaching the Battery Compartment Cover

Battery Life

At 23°C / 0°C (73°F / 32°F)
Power
Battery Pack
BP-511A x 2
Size-AA/LR6 alkaline
batteries
Live View Shooting
BP-511A x 2
192
Put the camera on a flat surface and
hold it firmly so it does not fall.
Open the battery compartment cover
and pull it out at a slanted angle to
remove.
Store the detached battery
compartment cover in the battery
grip.
To reattach the battery compartment
cover, slant it at the same angle when
it was removed and insert the cover's
hinge into the camera.
No Flash
1600 / 1360
400 / 90
360 / 280
[Approx. shots]
50% Flash Use
1280 / 1080
300 / 70
340 / 260