Pentax K-5 Digital SLR Camera D-LI90 Lithium Ion Extended Battery DavisMAX DLI90 Bundle Brand New Lithium-Ion Extended Replacement Battery for the Pentax D-LI90 Guaranteed to extend the use of all your original Pentax D-LI90 Products! Worry-Free compatibility with the Pentax K-5 Digital SLR Camera 1 Year Limited Warranty