The Fuji NP-T125 Battery is a rechargeable, high-capacity Lithium-Ion battery for use with the Fuji GFX 50S, GFX 50R and GFX 100 Medium Format Cameras. When Auto Power Save is on, approx. 400 photographs can be taken on a single battery charge. When Face Detection is set to off, Full HD Video can be recorded for approx. 70 minutes.