1charged e-bike battery 2 Long designing life-span 5-8years ... and stratification, can effectively improve the stability of the battery than the capacity, cycle times and long.4,Three ... generations of silicone cell cycles, second-generation gel battery life of more than 40% above the normal use ... .2Ah8S2P246.215A>150092x3302.8+0.8LiFePO426650 bottle battery for electric bike36V8.5 h