... , with higher capacity than lead- acid battery with same size.4. High cell discharge platform, the discharge platform with voltage 12.8V.5. Long ... -5times of the lead-acid battery.6. Low self-discharge rate, only 1/20 of the lead-acid-battery.7. Fast charge, 18 times ... caused by over current, short-circuit, over charge and over discharge. 12V 10Ah Lithium battery for UPS