Upgrading the battery on my dremel Micro - YouTube
Dremel V20 20-V 2 Amp-Hour; Lithium-ion Battery in the Power Tool Batteries & Chargers department at Lowes.com
Dremel 7350-5 Cordless Rotary Tool Kit, Includes 4V Li-ion Battery and 7 Rotary Tool Accessories - Ideal for Light DIY Projects and Precision Work - Walmart.com
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