Sony NP-BJ1

Sony NP-BJ1 The NP-BJ1 Rechargeable Lithium-Ion Battery Pack from Sony is compatible with the Sony RX0 Ultra-Compact Camera. This battery is rated at 3.7V, and features a capacity of 700mAh. Capture approximately 240 still shots (120 minutes), or around 35 - 60 minutes of video footage with a single charge.