HQRP 2.0Ah Power Tools Battery for DeWalt DE9057 DE9085 DW9057 DW920K DW920K2 DW925K DW925K2 DW968K Replacement plus HQRP Coaster HQRP&reg; Power Tools Battery plus HQRP&reg; Coaster; Capacity: 2.0Ah High Capacity; Voltage: 7.2V; Chemistry: Ni-CD; The battery is completely compatible with batteries of smaller capacity; Compatible with Original Battery and Charger devices; 200 days warranty!