Interesting Marsfire 2xAA 1xCR123 at fasttech. XP-G2 R5 $21

LED Flashlights – General Info Multiple AA / 14500 Flashlights
1

http://www.fasttech.com/products/1601/10004484/1519406-marsfire-616-1-cree-xp-g2-r5-3-mode-400lm-led