Synergy Digital Power Tool Battery, Compatible with DeWalt DC743KB Power Tool, (Ni-MH, 12V, 3000mAh) Ultra High Capacity, Replacement for DeWalt DC9071, DE9037, DE9074, DE9075, DE9501, DW9071 Battery - Walmart.com
Still Not Working
3x Battery for Dewalt 12V DC9071 1.5Ah DW9072 DW9071 DE9074 DE9037 - Black - On Sale - Overstock - 30809140
2 Pack Battery Replacement Battery Compatible with Dewalt 12V Battery 3.6Ah DC9071 DW9072 DW9071 DE9074 DE9037 DE9071 DE9072 DE9075 for 12 Volt Battery Cordless Power Tool - - Amazon.com