The Jupio CPE0013 is the premium equivalent of the Pentax D-Li96 battery. This battery uses a high quality lithium-ion cell. The capacity is 890mAh (3,3Wh) which is comparable to the original. The Jupio CPE0013 is specifically developed for use in the Pentax WG-1000 camera. Thanks to the high reliability of the battery, you are assured to shoot breathtaking images and videos under the water surface.