... 3.2 years warratny 4.500 time cycle life 5.with Al case, charger and BMS 1. Model: KY-3610-A ... .Certifications : CE,UL,FCC, RoHS,ISO90015. Long life cycly, No memory, environment friendly Advantages: 1, High energy density2, High working voltage ... for single battery cells3, Pollution-free, environment friendly4, Long cycle life; ...