Two Halcyon 1500 mAH Lithium Ion Replacement Battery for GoPro HERO3+ Black Edition Camera and GoPro AHDBT-301 + AHDBT-302 Package Includes: 2 Halcyon Brand Battery Battery Specs: 1500 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 GoPro AHDBT-301 + AHDBT-302 Batteries