Synergy Digital Power Tool Battery, Compatible with DeWalt 2812B Power Tool, (Ni-MH, 12V, 2000mAh) Ultra High Capacity, Replacement for DeWalt DC9071, DE9037, DE9074, DE9075, DE9501, DW9071 Battery - Walmart.com
DEWALT 20V MAX Jobsite Fan, (1) 20V MAX Compact Lithium-Ion 4.0Ah Battery, and 12V-20V MAX Charger DCE512BW240C - The Home Depot
Powery battery for DEWALT drill BSA52KA, 12V, 2000mAh/24Wh, NiMH, 94mm x 79mm x 107mm, 100% Compatible. New|Battery Accessories| - AliExpress