Two Halcyon 1400 mAH Lithium Ion Replacement Battery for Pentax K-50 Digital SLR Camera and Pentax D-Li109 Package Includes: 2 Halcyon Brand Battery Battery Specs: 1400 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 Pentax D-Li109 Batteries