Synergy Digital Power Tool Battery, Compatible with DeWalt DE9501 Power Tool, (Ni-MH, 12V, 3000mAh) Ultra High Capacity, Replacement for DeWalt DC9071, DE9037, DE9074, DE9075, DE9501, DW9071 Battery - Walmart.com
Amazon.com: Replacement for DeWalt DE9501 Battery - Compatible with DeWalt 12V Battery (3300mAh NI-MH) : Tools & Home Improvement