Three Halcyon 1700 mAH Lithium Ion Replacement Battery for Canon EOS Rebel T3i Digital SLR Camera and Canon LP-E8 Package Includes: 3 Halcyon Brand Battery Battery Specs: 1700 mAh with Premium Japanese Cells Halcyon Support: Includes 5 Year Halcyon Replacement Warranty. Full Membership Access to Halcyon Customer Support Website Frustration Free Packaging. No wasteful and dangerous plastic blister packs. Compatible with all cameras which take Canon LP-E8 Batteries