Energy Storage Power Supply

FIG. 1 is a top, front, right side perspective view of the energy storage power supply in accordance with the present disclosure; FIG. 2 is a bottom, rear, left side perspective view thereof; FIG. 3 is a front elevation view thereof; FIG. 4 is a rear elevation view thereof; FIG. 5 is a left side elevation view thereof; FIG. 6 is a right side elevation view thereof; FIG. 7 is a top plan view thereof; and, FIG. 8 is a bottom plan view thereof. The broken lines and the half-tone marked areas contained within them define portions of the energy storage power supply that form no part of the claimed design.