ExpertPower 2.4v 2200mAh NiMh Battery for Panasonic EY9021 EY9021B EY903 EY903B EY3652 EY3652DA EY3652DR EY503B EY503BY EY6220B EY6220D EY6220DR Brand New | Ni-Mh | 2.4 Volts | 2200 mAh | Black ExpertPower batteries are made with the highest quality materials. Before purchasing, please make sure your charger is compatible with Ni-Mh technology. Products trademarked ExpertPower are marketed and sold exclusively by ExpertPower. 1 Year Warranty