Philips VideoTracer VTR8300 User Manual page 63

Gross storage capacity: View the memory information.
Usable space: View the remaining space information.
Usable video recording time: View the video recording time
for the current video recording resolution.
Usable audio recording time: View the audio recording time
for the current audio recording type.
Battery power: View the current battery power information.
Version number: View the firmware version information.
EN 63