Powerextra 7.2 Volt 2000mAh Battery Compatible with Dremel MultiPro Cordless Rotary Tool Models Dremel 7700-01 and Dremel 7700-02 Replace for Dremel 757-01(Do not fit Dremel 770 Type 1, 770T2, 7300) - - Amazon.com
Dremel V20 20-Volt 2 Amp-Hour Lithium-ion Power Tool Battery in the Power Tool Batteries & Chargers department at Lowes.com
REPLACEMENT BATTERY for DREMEL 7300 4.8 Volts - TDI, Inc
Dremel 8260 12VLi-Ion Variable Speed Cordless Smart Rotary Tool with Brushless Motor,5 accessories,3Ah Battery,Charger,Tool Bag 8260-5 - The Home Depot
10.8V Li-Ion battery Batteries | Dremel
Powerextra upgraded powerextra 2 pack 7.2 volt 2000mah battery compatible with dremel multipro cordless rotary tool models dremel 7700-0