HQRP 14.4V Battery for DEWALT DW991 DW991B DW991K DW991K-2 DW991K2B2 DW991K2B3 DW991KC-2 DW991KQ-2 DW991KS-2 Cordless Drill + Coaster HQRP&reg; Replacement Battery plus HQRP&reg; Coaster; Battery Voltage: 14.4V; Capacity: 1.8Ah; Ni-Cd; Compatible with Original Battery; 200 Days warranty!