Charging Base

FIG. 1 is a front perspective view of a charging base, showing my new design; FIG. 2 is a rear perspective view thereof; FIG. 3 is a front view thereof; FIG. 4 is a rear view thereof; FIG. 5 is a left side view thereof; FIG. 6 is a right side view thereof; FIG. 7 is a top view thereof; FIG. 8 is a bottom view thereof; and, FIG. 9 is a front perspective view of the device in an open state. The broken lines in the drawings illustrate the portions of the charging base, which form no part of the claimed design.