... High Capacity 3.2V 1500mAh 18650 Rechargeable LiFePO4 Battery, LiFePO4 Battery Pack for Power Tool, RC Toy, Electric ... and over discharge, it helps protect battery chemistry integrity and prolongs battery life.5. High Rate Capability _For ... life of Lead Acid and 3 times of NIMH, 2 times most Lithium batteries.7. Wide ... weight of Lead Acid and 65% weight of NIMH.9. No memory effect, fast charge can be ...