Dremel 760-01 3-Hour Battery Charger for Dremel Cordless Rotary Tool Models 7700 and 7300- Battery not Included- Dual Voltage 4.8-volt and 7.2-volt - - Amazon.com
Dremel 7700-30 Cordless Multitool NiCad Hobby Tool with 30 Accessories, 7.2 V : Amazon.co.uk: Pet Supplies
Joiry 2.5A NiMh Battery for 7.2V Dremel 757-01 Fit for Dremel 7700-01 7700-02 MultiPro Cordless Rotary Tools (Not for 770 Type 1) : Amazon.ca: Tools & Home Improvement