Portable external defibrillator

FIG. 1 is a front perspective view of a portable external defibrillator, showing our new design, with the top lid in closed position;

FIG. 2 is a front view thereof;

FIG. 3 is a side view thereof;

FIG. 4 is a back view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof; and,

FIG. 7 is a front view thereof, with the top lid in open position.

The broken lines presented in the the figures is for illustrative purposes only and forms no part of the claimed ornamental design as shown and described herein.