16-09-2014, 07:49 AM
How to Build a Water Activated Flashlight
I'd pay $30 at Jaycar or a camping store for a finished one of these.
Parts wouldn't be more than $5 per unit.
Dear santa, a 3D printer please.
I'd pay $30 at Jaycar or a camping store for a finished one of these.
Parts wouldn't be more than $5 per unit.
Dear santa, a 3D printer please.

