I have a 501b with the pill and all ( it's actually the stock flashlight :) ) with a heatsink to go with it if you want? Just let me know :beer: the heatsink is also designed to omit the pill. But it's included anyways.
Should say the voltage on the battery as far as I know. But as long as it's 1.5V ish it will be fine :)
Just make sure they aren't 3V each then it will be 6V and will probably kill it pretty quick...
Ive got 3 types of drivers I need to clear out so here they are and the prices are amazing :yh:
BlitzLinears (adjustable up to 1 Amp and 0.45V-0.8V dropout) for 7$ each or 12$ for pairs of 2
1.2Amp buck drivers for 3$ each or 5$ in pairs of 2
AMC7135 Drivers ( 1.05Amp can be adjusted to...