Quantity   Component name
1 × DRV8825 Stepper Motor Controller IC
1 × ATMEGA328PB-AU 8-bit microcontroller
1 × Nema 17 Stepper Motor Small Bipolar 1.5A Stepper Motor
1 × 4.8V 2000mAh NiMH Battery Pack
1 × OVV3D Rainbow PLA Filament Matte rainbow PLA filament.