3D printed 18650 light, playing with the idea.

[PeterF]

Posted an update here:

My fully custom 18650 Flashlight prototype with a 3D printed body.

For the past few months i have been working on this and i finally got some documentation and the prototype done. This is a completely scratch designed flashlight that is powered by 18650 cells from old notebook battery packs. It uses a fully custom circuit to drive the LED and manage the battery. [image] Fully 3D printed main body. Dimmable in 31 steps, no PWM. Rechargeable with a regular phone charger. Uses a single 18650 Lihium Ion cell. Battery level Indicator. Three button interface…