Print this with
Nozzle 0.4
Layers 0.15
Infill 15% grid
Use Brim
Use supports only for parts that touch the print bed (Support overhang angle 60°)
To extract the tealight led light just use a toothpick through the small hole on the back of the rocket. I used tealight rgb without remote control like these.
Credits:
Sparks3D