RIGOL DSA1030 - Manual (Page 20)

RIGOL
6 Quick Guide for DSA1000 Series
6. Battery status indicator (China Only)
It is used to indicate the installation status and the current amount of
electricity of the battery.
 Green: battery electricity > 80%
 Orange: 20% < battery electricity < 80%
 Red: battery electricity < 20%
 Off: the battery is not installed or the battery contains no electricity
Note:
* For DSA1030-TG only.
** This function is the option of DSA1030/DSA1030-TG.