UT131 Palm Size Multimeter
8. Battery Measurement (only for UT131B, see Figure 4)
1) Switch the dial to battery test.
2) Insert the black test lead into the COM jack, the red test lead into the “VΩmA” jack. Connect
test leads with the battery in parallel.
Red test lead at positive pole “+”, black test lead at negative pole“-“
3) Battery status:
“Good”: Normal status
“Low”: Low power but still working
“Bad”: Replace/charge batteries
4) Battery display