Replacement for Dremel 8220 Battery - Fully Compatible with 8200, 8300, B812-01, B812-02 - (2500mAh Li-ion) - Walmart.com
Amazon.com: XSP 1500mAh Replacement Battery for DREMEL 8200 8220 8300 Part NO DREMEL B812-01 B812-02 Parts Battery Batteries : Tools & Home Improvement