Amazon.com: 12-Pack Rechargeable AA Batteries Pre-Charged, NiMH 1.2V 1300mAh High Capacity Double A Rechargeable Batteries for Solar Lights and Household Devices, Recharge up to 1200 Cycles : Health & Household
Discharge tests of Alkaline AA batteries 100mA to 2A
Comparison of AA battery chemistry
Battery Charging NiMH
Battery Charging NiMH
Choosing and Using Nickel-Metal-Hydride (NiMH) Rechargeable Batteries
Nickel–metal hydride battery - Wikipedia
batteries - Is voltage an accurate metric for testing the charge of an NiMH battery? - Electrical Engineering Stack Exchange