The ornamental design for a devicecharger, as shown and described in the accompanying drawings.
FIG. 1 is a perspective view of a device charger, in accordance with the present invention.
FIG. 2 is a front view thereof;
FIG. 3 is a rear view thereof;
FIG. 4 is a side view thereof;
FIG. 5 is an opposing side view thereof;
FIG. 6 is a top view thereof; and,
FIG. 7 is a bottom view thereof.
The broken lines showing the environment in the figures are for illustrative purposes only and form no part of the claimed design. The broken lines directly adjacent to shaded areas in the drawings represent the boundaries of the claimed design and form no part of the claimed design.