Making of science winning project, , Multi color 3d printer

This printer is all about full DIY which you can make at your home if you have a 3D printer Creality Ender3 S1 Project Credit Nikhil Singh Vijay Shiv Our sincerely thanks to your team Required Materials Arduino Mega RAMPS 1. 4 with A4988 Nema 17 Extruder kit 12V 5A SMPS Hotend Cooling Fan Endstop Stepper Slider