The GREAT POWER-1001UL-HY Li-ion Battery Pack is a high-quality rechargeable internal hoverboard battery with a voltage of 36V and a capacity of 2000mAh, providing a total power of 72Wh. This Li-Ion battery pack is designed for consumer electronics devices and is ideal for use in hoverboards or other portable electronics that require a reliable and long-lasting power source. With the reputable brand of Battery, you can trust that this rechargeable battery pack will meet your power needs efficiently and effectively. With XT^)U Female Connector