I would start with the Jetbeam RRT-0. It runs on CR123/16340 and comes with a AA extender that lets you use 14500 cells. No memory and a nice magnetic switch. Sunwayman has a similar model. The price should be rihht around US$50 for either.
I would start with the Jetbeam RRT-0. It runs on CR123/16340 and comes with a AA extender that lets you use 14500 cells. No memory and a nice magnetic switch. Sunwayman has a similar model. The price should be rihht around US$50 for either.