Batteries N Accessories BNA-WB-L6318 Power Tool Battery - Li-Ion, 10.8V, 2500 mAh, Ultra High Capacity Battery - Replacement for Dremel B812-01 Battery - Walmart.com
Synergy Digital Power Tool Battery, Works with Dremel B812-02 Power Tool, (Li-Ion, 10.8V, 1500 mAh) Ultra High Capacity, Compatible with Dremel B812-01 Battery - Walmart.com
DREMEL - Voltage Rotary Tool Set | Travers Tool
Dremel 1.3 Amp-Hour; Lithium Power Tool Battery in the Power Tool Batteries & Chargers department at Lowes.com