The ornamental design for an electricaltester with displayscreen, as shown and described.
FIG. 1 is a perspective view of the electrical tester that includes a display screen for displaying resistance values or other parameters associated with the electrical tester.
FIGS. 2 and 3 are respective side views of the electrical tester.
FIG. 4 is a bottom view of the electrical tester.
FIG. 5 is a top view the electrical tester, which illustrates the display screen; and,
FIGS. 6 and 7 are end views of the electrical tester illustrating exemplary connector elements.
The portions of the drawings of the electrical tester shown in broken line portions are for illustrative purposes and form no part of the claimed design.