Lithium ion J-type rechargeable battery with 3.7V mean output and 2.6Wh (700mAh) capacity. Dimensions: 31.4 x 6.0 x 39.5mm (1 1/4 x 1/4 x 1 9/16 in) (W x H x D); 14g (0.5 oz). This battery is compatible with Sony RX Ultra-Compact Cameras and the Sony RX range of compact cameras, like the Sony RX100 VII. Capture approximately 240 still shots or around 35 - 60 minutes of video footage with a single charge.