48V 10AH electric bike battery 1, long cycle life, over 3000 ... , small size 3, environment friendly. 48V 10AH electric bike battery1, type:lithium battery2,over 2000 times cycle life, ... under 80%DOD(depth of discharge)3,applicated to electric bike.4,high quality and safe.5,good performance ... at high temperature,wide operation temperature (-20 to 70°C ...