21st Century 1BB Wheelchair The 21st Century 1BB Wheelchair Battery requires 2 batteries to replace it. The price above includes all 2 of them.The 21st Century 1BB Wheelchair Battery cross-references to the below. 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 p. . . 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. 38.5 12 55 9 5.44 8.25 1 Year SLA Universal Power Group Yes http://site.apexbattery.com/logos/21st century.jpg 806593459801 New B2 U

Write a Review