Canon BG-E2 Vertical Grip/Battery Holder for EOS 20D Digital Camera

The Canon BG-E2 Vertical Grip/Battery Holder adds a vertical shutter release, and is compatible with up to two BP-511, 511A, 512, 514 Lithium-ion battery packs, or six AA batteries with included battery holder BGM-E2. The BG-E2 provides additional shutter release, main dial, AE lock/FE lock and AF point selection controls for easier vertical shooting. Dimensions (WxHxD) 5.6 x 4.4 x 3.0" Adds 2" to the height of the digital camera when attached Weight 10.2 oz (290g)