This icicle ornament uses a standard tealight to light up the icicle.

See here for video: https://youtu.be/QmFSOg9t-2Q

Print the “Icicle Insert” in “spiralized” mode using translucent filament. Set “Bottom Layer” to zero so that the bottom is left open.

Print the “Snowball Top” and Snowball Bottom” in standard mode as oriented.