Flashlight body for LED/reflector drop-in module V2

thingiverse

This is version 2.0 of another flashlight, https://www.thingiverse.com/thing:2581075 UPDATE: a newer version of this, with a copper pipe heatsink, is here: https://www.thingiverse.com/thing:2957437 The previous one was plagued by electrical connections that were tricky to make internally and finicky. While it was easy to assemble, the light would flicker due to bike vibrations when biking. The new version features internal structures that support a 1.6mm / 14 awg diameter solid copper wire commonly found in household mains wiring. The connection method is now much more sturdy. Check out the pictures for wire bending tips. Non-printed Ingredients: 1 Protected 18650 cell 1 LED flashlight "drop-in", 26.5mm version. Buy them from aliexpress, ultrafire.com site, dealsextreme, etc. Get ones with a reflector and driver board already built in. 1 Clear plastic circle 26.5mm - cut this out of anything or use a dremel on a demo lens. Ask your local optometrist or optical store for these lenses. 1 SPST, 11mm diameter round latching switch from junk giveaway flashlights 12cm of 1.6mm /14awg solid copper wire and the will to bend it Recommended materials: PETG or more heat resistant. Avoid using PLA.