Electric bicycle battery 12v/24v/36v/48v1. Up to 2000 times cycle life under 80% DOD (Depth of Discharge). No memory effect. 2. High Discharge rate capability. Can be fast charged.3. High peak power density under high depth of discharge.4. High energy density in volume (some can be 150wh/L) and weight (wh/kg).5. Good performance in high/low temperature working condition.6. 100% safe / environmental friendly / maintenance free.E