lithium battery pack (electric bicycle battery 24v 36v 48v) 1.material:LiMn204 2.cycle life: >1000times 3.Certification:CE,U lithium battery pack (electric bicycle battery 24v 36v 48v):High Performance. Extremely Safe/Stable Chemistry, High intrinsic safety, no explosion & will not catch fire under collision, protection against over charge/discharge or short circuit. High Rate Capability for all ...