With a 5v laser diode<taobao> , 90mah lipo beterry <taobao > (hmm,little expensive), a SMT-swich(from a damaged wifi router). I made this torch thing. Two black holes were made from “dupon pin” <taobao> for charging. Actually it’s a waterproof design.

easy to use

I used the 3M Tapes to mount it. You can download it at :http://www.thingiverse.com/thing:603791

My new fpv moniter mount.