Optional Battery Grip for the K-3
The BG-5, designed exclusively for the K-3, is the perfect match for this professional level DSLR, and optionally accepts six AA-sized batteries as well as the standard lithium-ion rechargeable battery. It features and extra set of shutter-release, AE-lock, AF, ISO, exposure-compensation and green buttons, as well as a preview lever and a dual electronic dials to facilitate vertical-position shooting. It also features the same dustproof, weather-resistant construction as the K-3 body.
Please note that extra batteries are sold separately.