Digital Concepts PG-100 Deluxe Power Vertical Grip with Two Spare NB-2LH Lithium Ion battery for Canon Digital Rebel XT, XTi, EOS 350D and 400D (Replacement for Canon BG-E3) Compatible with Canon Rebel XT, XTi, EOS 350D, EOS 400D Holds 2 NB-2LH or 4 AA Batteries Allows Extended Shooting Time Offers a More Stable Hold Digital Concepts 3-year limited warranty