The ornamental design for an accessory for miniatureflashlight, as shown and described.
FIG. 1 is a perspective view of an accessory for miniature flashlight showing my new design, wherein the broken lines shown in the center portion of the accessory indicate indeterminate length.
FIG. 2 is a top plan view thereof,
FIG. 3 is a side elevation thereof,
FIG. 4 is a bottom plan view thereof; and,
FIG. 5 is an end elevational view thereof.
The broken lines shown in the drawings depict environmental subject matter and form no part of the claimed design.