Low Voltage Power Solutions: Battery Holder - 3 AAA Battery Case - Triple AAA Battery Holder for Arduino, Lilypad Circuits, Cosplay, Costumes and Decorations - Set of 2 - Walmart.com
Amazon.com: 2/3 AAA NiMH Battery with Tabs (320 mAh) : Health & Household
Amazon.com: 1.2v NiMH Rechargeable Battery 2/3AAA Size 400mah with Flat Top 4pcs(Not AAA Size Battery) : Health & Household