3.2V 50AH LiFePo4 BATTERY, LITHIUM BATTERY 1,LONG LIFESPAN OVER 2500 TIMES. 2,ENVIROMENT FRIENDLY. 3, ... EQUIPMENTS FOR SOLAR POWER AND WIND POWER GENERATION.4,UPS LiFePo4 BATTERY MODELS TABLEMODELRATED CAPACITY(AH)INTERNAL RESISITANCE(mΩ) VOLTAGE(V)SIZE ... < 3.2 69*150*220 3500±50 3.2V 50AH LiFePo4 BATTERY