Li-ion rechargeable battery 36V 15AH, lithium battery, lifepo4 battery ... for improper operation ;Safety, Environmental Protection, Long-life, High-power, Low self-discharge, High Efficiency-charge, Small size.2. ... cars,boats,aircraft,toys, etc;(5) Solar and wind power generation energy storage devices;(6) UPS emergency lights, warning ... equipment etc. China 36v 15ah lifepo4 battery pack (li-ion battery)