2 x AAA 1.5V 750mAh USB Rechargeable LIPO Battery Lithium Batteries USB Charging | eBay
BOLIFIER Solar Lights Battery AAA 1.2V 600mAh Ni-MH Tripe A Solar Rechargeable AAA Battery for Outdoor Solar Lights and Universal Household Devices (Pack 12): Amazon.co.uk: Electronics & Photo
HiQuick 8 x AA Rechargeable Batteries with AA AAA Battery Charger, 8-Bay LED Battery Charger with 8 Counts AA 2800mAh Rechargeable Batteries, Rechargeable Batteries and Battery Charger Combo: Amazon.co.uk: Electronics & Photo
Fuji Energy AAA Rechargeable Batteries - 6 x Pack of 4 1000mAh NiHM | eBay