8pk Panasonic Eneloop 750mAh minimum (up to 800mAh) rechargeable AAA battery $19.99 delivered for eBay Plus members.
For those nowhere near an Ikea, and a little cheaper than last time.
B1 says they're made by the Chinese Communist Party.
EDIT: Better deal here.
800Mah?
Seems like false economy versus the IKEA option.