Alkaline
Princeton Tec Lg2-Bk Black Led Handheld Flashlight, Alkaline Aa, 150Lm
A nice touch with the CV-40-165 is the indicator light that shows power status.
Nu-Calgon 4171-75 Coil Cleaner: Alkaline, 18 oz
The F3SN-A0307P25-D-04 F3SN-A0307P25-L-04 model is a common stock item for industrial distributors.