Amazon.com: LR6 AA Battery Eliminator, AC to DC 3V 4.5V Power Supply Adapter,3 Connectors, Replace 2 or 3pcs 1.5V AA Battery,for Decorations LED Light,Indoor and Outdoor : Electronics
4 pack (1/3) AAA Rechargeable Batteries
Lumineo Battery Eliminator Replaces 3 X AAA Batteries for sale online | eBay