Two Halcyon 2000 mAH Lithium Ion Replacement Battery and Charger Kit for Canon EOS 5D 12.8MP Digital SLR Camera and Canon BP-511 Package Includes: 2 Halcyon Brand Battery & 1 Halcyon Brand Wall & Car Rapid Charger Battery Specs: 2000 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 BP-511 Batteries