Sony ILCA-77M2 - Manual (Page 33)

3. Close the cover.
[16] How to Use Preparing the camera Charging the battery pack
Battery life and the number of images that can be
recorded/played back using a battery pack
Screen mode
Shooting (still images):
Battery life: approx. 240 min., Number of images: approx. 480
Actual shooting (movies):
Battery life: approx. 120 min.
Continuous shooting (movies):
Battery life: approx. 175 min.
Viewing (still images):
Battery life: approx. 270 min., Number of images: approx. 5400
Viewfinder mode
Shooting (still images):
Battery life: approx. 205 min., Number of images: approx. 410
Actual shooting (movies):
Battery life: approx. 110 min.
Continuous shooting (movies):
Battery life: approx. 175 min.
Viewing (still images):
Battery life: approx. 320 min., Number of images: approx. 6400
Note
The above battery life and number of images applies when the battery pack has been fully charged.
The battery life and number of images may decrease depending on the conditions of use.
The battery life and number of images that can be recorded is for shooting under the following