Dremel 12V Li-Ion 2Amp Variable Speed Cordless Rotary Tool Kit w/Rotary Keyless Multi-Chuck 1/32 in. to 1/8 in. Accessory Shank 8240-5+4486 - The Home Depot
Amazon.com: Rotary Tool Battery Replacement for Dremel 750-02 4.8V (1500mAh NIMH) : Tools & Home Improvement