The ornamental design for a scalpcaredevice, as shown and described.
FIG. 1 is a front perspective view of a scalp care device showing the claimed design;
FIG. 2 is a front view thereof;
FIG. 3 is a rear view thereof;
FIG. 4 is a left side view thereof;
FIG. 5 is a right side view thereof;
FIG. 6 is a top view thereof;
FIG. 7 is a bottom view thereof; and,
FIG. 8 is a second front perspective view showing a use state thereof.
The broken lines on the front and rear surfaces of the scalp care device depict portions of the article that form no part of the claimed design. The broken lines depicting a hat and insert in FIG. 8 represent environmental subject matter included for the purpose of demonstrating a state of use, and form no part of the claimed design.