What is claimed is the ornamental design for a motorized bottle insulator decoration, as shown and described.
FIG. 1 is a perspective view of a motorized bottle insulator decoration, showing the new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a right-side elevational view thereof, the right-side elevational view being a mirror image thereof;
FIG. 5 is a top plan view thereof; and,
FIG. 6 is a bottom plan view thereof.
The broken lines showing a bottle in FIG. 1 and propeller props in FIGS. 1, 2, 4-6 are included for the purpose of illustrating the invention in use, and form no part of the claimed design.