Battery Characteristics: Leak Proof/Maintenance-freeBattery Chemistry: Sealed Lead Acid (SLA)Hot Swappable: YesMinimum Battery Life: 3 YearMaximum Battery Life: 5 YearHeight: 3" (76.20 mm)Width: 8.25" (209.55 mm)Depth: 30" (762 mm)Weight (Approximate):...