Obstacles Avoiding Robot

Comment below for the full build video, and I will upload it. You will learn step-by-step how to build this Obstacles avoiding robot. Thanks for watching!
Equipment list:
1. Arduino UNO R3
2. ultrasonic sensor three
3. three 3.7V Battery cell and a Case
4. L298N motor driver
5. two gear motor
6. Bluetooth
7. jumper wire
6. Switch
8. Two pcb board for setup
9. Spacer
10, one wheel
11. Two Tyre
Email: [e-mail]