Details:
Cell: ML26650-3.2V-3.2Ah
Combination method: 8S9P
Nominal voltage: 12.8V
Nominal capacity: 28.8Ah
Factory voltage: 12.8V~14.6V
Battery size: φ135*290mm
Cycle life: 2000 times+
Warranty period: 36 months
Charging: 0~45℃
Discharge: -20~60℃
Battery packaging: epoxy resin board blue PVC
Battery line length: 12# line, 500mm long
Battery charging: charging cut-off voltage: 14.6V charging current: 0.2C (standard), 0.5C (maximum)
Battery discharge: discharge cut-off voltage: 10V discharge current: 0.2C (standard), continuous 1C, instantaneous 2C (maximum)
Battery protection: short circuit protection, overcharge protection, over-discharge protection, over current protection, equalization, over-temperature protection, etc.
Internal diagram:

Finished picture











