Wall mounted 18650 battery holder
Holder for single 18650 battery. Wall mount.
This thing was made with Tinkercad. Edit it online https://tinkercad.com/things/erWsD0ihgtw
For the flashlight bracket, in the picture right from the holder, I used a 0.85 scaled down version of:
http://www.thingiverse.com/thing:19767