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Check spec sheet for Details on FW 12-7.5
Nominal Voltage: 12.8V
Nominal Capacity: 7.5AH
Energy: 96Wh
Internal Resistance: ≤60mΩ
Cycle Life: >2000 cycles at 0.2C 100% DOD
Months Self Discharge: <3%
Efficiency of Charge: 100% at 0.5C
Efficiency of Discharge: 96~99% at 1C