2 x Arduino NANO: LINK eBay
2 x HC-12: LINK eBay
1 x MPU6050: LINK eBay
1 x H-bridge: LINK eBay
2 x DC motors: LINK eBay
1 x Joystick: LINK eBay
1 x 9V battery connector: LINK eBay
1 x sliding switch: LINK eBay
1 x drilled PCB: LINK eBay
Wire, soldering iron, solder, etc...