The iMAX B6 80W LiPo Li-ion NiMH Battery Balance Charger Discharger is a professional-grade unit designed for high drain devices. With a voltage of 20V and the ability to charge and discharge batteries with a capacity of 1, this mains charger is compatible with Li-Ion batteries. The IMAX brand ensures quality and reliability for your battery charging needs. Please look closely at the pictures for the best description and reach out with any questions you may have