BG-E2 Battery Grip for EOS-20D
Vertical grip takes up to two Battery Pack BP-511/512 or six A batteries with BGM-E2 (included).
Canon Battery cradle f EOS 20D BG-E2, Black, 2 x Lithium-ion, 6 x AA
Canon Battery cradle f EOS 20D BG-E2. Product color: Black. Battery type: 2 x Lithium-ion, 6 x AA