The ornamental design for a mountablepowerstrip, as shown and described.
FIG. 1 is a perspective view of the mountable power strip in accordance with an embodiment of the present invention.
FIG. 2 is a top view of the mountable power strip of FIG. 1.
FIG. 3 is a bottom view of the mountable power strip of FIG. 1.
FIG. 4 is a front view of the mountable power strip of FIG. 1.
FIG. 5 is a rear view of the mountable power strip of FIG. 1.
FIG. 6 is a side view of the mountable power strip of FIG. 1; and,
FIG. 7 is an opposite side view of the mountable power strip of FIG. 1.
The broken lines shown in the drawings are included for the purpose of illustrating environmental structure and form no part of the claimed design. Furthermore, any portions of the mountable power strip not shown form no part of the claimed design.