... , 99% of the capacity available (50%--60% for lead-acid battery).2. Green and environmental, no containing acid and ... high specific capacity, with higher capacity than lead- acid battery with same size.4. High cell discharge platform, the ... /20 of the lead-acid-battery.7. Fast charge, 18 times of the lead-acid battery.8. Light weight, only ... , over charge and over discharge. 12V Li polymer battery for UPS