Universal Power Group 6V 12 AH F2 UB6120F2 UPS Battery Replaces CSB GP6120F2, GP 6120 F2-4 Pack UPG # D5778 UB6120 F2 6V 12Ah. Pack of 4 Dimensions: 5.94 inches x 1.94 inches x 3.94 inches. Weight: 4.18 Lbs SLA/AGM maintenance free, spill proof battery Rechargeable battery that can be mounted in any position, resists shocks and vibration 1 Year Warranty