Quantity   Component name
1 × Raspberry Pi 4 I am using the 4gb version but you could use a 3 B+ instead
1 × Mebo V1 Robot Arm i got mine used and found the other one on Mercari for 5$
1 × Adeept Raspberry Pi Tank Kit This kit is where I got the motor hat, LEDs, Ultrasonic sensor, Line Tracking sensor, and all the wiring for them
2 × 18630 Battery
1 × Dual 18650 Battery Holder