I bought a RR 2AA at Target a month ago, and returned it.
The very well defined spot was ok, but very blue, and much bluer at the edge. I thinkPlus, compared to a Coast 7736 1.25W, and an Axshop 1W 3AAA, I didn't think it was better. At $10, it would almost be tolerable since it uses 2 AAs.