Champion Z7S The Champion Z7S Battery cross-references to the below. These compatible alternatives to the Champion products are manufactured 100% brand new by a manufacturer that is not endorsed or associated with Champion and are guaranteed by Apex Battery to work with your electronics. The state-of-the-art lead-acid battery is the valve-regulated type (sometimes called "sealed" or maintenance-free), which fixes the acid electrolyte in a gel or in an absorptive fiberglas. . . The state-of-the-art lead-acid battery is the valve-regulated type (sometimes called "sealed" or maintenance-free), which fixes the acid electrolyte in a gel or in an absorptive fiberglass mat. The advantage of this design is that the battery needs no water additions, can be operated in any position, and can be used in close proximity to people and sensitive equipment. Additional benefits: maintenance-free,sealed no-leak design, higher cranking amps, lower self-discharge, greater vibration resistance, heavy duty, no-corrosion terminals. 5.51 12 6 90 4.48 2.79 5.15 1 Year Sealed AGM Lead Acid | - |||||| + | Adventure Power No http://site.apexbattery.com/logos/champion.jpg 806593420108 New U