The ornamental design for a hand-held electronic controller, as shown and described.
FIG. 1 is a top plan view of a hand-held electronic controller which forms our new design;
FIG. 2 is a bottom plan view thereof wherein the broken lines showing portions of the controller is for illustrative purposes only and forming no part of the claimed design;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a rear elevational view thereof wherein the broken lines showing portions of the controller are for illustrative purposes only and forming no part of the claimed design;
FIG. 5 is a right side elevational view thereof;
FIG. 6 is a left side elevational view thereof; and,
FIG. 7 is a perspective view showing the front, top and right side thereof.