# 🧾 Bill of Materials (BOM)

This document lists the required components to assemble the **Self-Balancing Vertical Robot**.  
Each item includes its quantity, description, estimated cost, and relevant documentation or purchase links.

| Component    | Qty | Description     | Estimated Cost (USD) | Link                                                                                                                             |
| ------------ | --- | --------------- | -------------------- | -------------------------------------------------------------------------------------------------------------------------------- |
| Arduino UNO  | 1   | Main controller | $10 – $20            | [Datasheet](https://docs.arduino.cc/resources/datasheets/A000066-datasheet.pdf)                                                  |
| Hobby Motor  | 2   | Actuator        | $5 – $8 each         | [Example Sale Link](https://www.botnroll.com/en/dc-motor/2975-hobby-gearmotor-200rpm-65mm-wheel.html)                            |
| Motor Wheel  | 2   | Wheels          | $3 – $5 each         | [Example Sale Link](https://www.botnroll.com/en/dc-motor/2975-hobby-gearmotor-200rpm-65mm-wheel.html)                            |
| MPU6050      | 1   | IMU sensor      | $2 – $5              | [Pinout](https://components101.com/sensors/mpu6050-module)                                                                       |
| L298N        | 1   | Motor driver    | $3 – $6              | [Datasheet](https://www.handsontec.com/dataspecs/L298N%20Motor%20Driver.pdf)                                                     |
| 18650 Li-ion | 2   | Power supply    | $3 – $6 each         | [Datasheet](https://www.mouser.com/datasheet/2/855/ASR00050_18650_2500mAh-3078640.pdf)                                           |
| Chassi       | 1   | Robot Body      | ~$5 (printing cost)  | [STL File](hardware/robot_chassi.md) & [Link](https://makerworld.com/en/models/1538080-balancing-robot-chassi#profileId-1613796) |

---

📌 **Notes**

- The chassis can be 3D printed using the provided STL file.
- Hobby motors and wheels are interchangeable with similar DC gearmotors.
- For battery safety, always use protected 18650 cells with a proper holder.