The 7.2 VDC, 2280mAh NP-FZ100 Rechargeable Lithium-Ion Battery from Sony is a high-capacity Z-series power source for select digital cameras. This battery has InfoLITHIUM support for displaying the remaining charge of the battery on the camera's LCD screen. Compatible with the Sony a7 III, a7R V, a7 IV, a7S III, a9 and more.