AW 36V 14AH Lithium Rechargeable Battery Water Bottle Type w Holder Charger For 36V 500W 800W Electric Bicycle High quality imported LG electric core and equipped with a BMS protective plate in battery to ensure the long life expectancy (about 1000 cycles) Light weight design, Stored in a sturdy aluminum casing, easy to transport; Eco friendly and safe to use User friendly and come with holder and charger Modern Shape design, easy to install and remove 1 year manufacturer warranty for CHARGER; Recommended to be used with 36V 250-800W electric bicycle motor