ExpertPower 14.4v 3000mAh NiMh Extended Battery for Dewalt DW9094 DW9091 DC9091 DE9038 DE9091 DE9092 DE9094 DE9502 Brand New | Ni-Mh | 14.4 Volts | 3000 mAh | Black Before purchasing, please make sure your charger is compatible with Ni-Mh technology. ExpertPower products are tested to match and/or exceed OEM specs. Products trademarked ExpertPower are marketed and sold exclusively by ExpertPower. 1 Year Warranty