Amazon.com: Powerextra 7300 Replacement Battery Compatible with Dremel 755-01 Battery 3000mAh 4.8V for 7300-N/8, 7300-PT Pet Nail Grooming Tool (May not fit for Dremel 7400, 7500, 755, 750) : Tools & Home Improvement
Amazon.com : Upgraded Powerextra 2 Pack 7.2 Volt 2000mah Battery Compatible with Dremel MultiPro Cordless Rotary Tool Models Dremel 7700-01 and Dremel 7700-02 Replacement Dremel 757-01 Dremel 7.2 volt Battery : Tools & Home Improvement
DREMEL® MultiPro® Cordless 9.6 V Cordless Tools | Dremel