Bill of Materials
Here contains the bill of material for 10 robots.
| Item Name | Quantity | 
|---|---|
| ESP32 Development Board | 10 | 
| GY-511 Sensor | 10 | 
| VL53L0X Laser Range Sensor | 10 | 
| TCS34725 | 10 | 
| PCF8574 IC | 10 | 
| 7404 Hex Inverter IC | 10 | 
| Buck Converter | 10 | 
| 2S 18650 Battery Case | 10 | 
| WS2812B Addressable LED (m) | 4 | 
| 100 Ω Through Hole Resistors | 60 | 
| 100 Ω SMD Resistors (1206) | 60 | 
| 470µF capacitors | 10 | 
| 10pF capacitors (1206,SMD) | 10 | 
| IN5819 Diode (1206,SMD) | 40 | 
| 3.3V Zener Diodes | 10 | 
| Female Pin Headers | 20 | 
| Male Pin Headers | 25 | 
| M5x70 Hex Head Bolt | 40 | 
| M5 Nuts | 160 | 
| M5 Washer | 160 | 
| Thumb Pins | 20 | 
| SG90 Micro Servo Motors | 20 | 
| Li-ion Battery | 20 | 
| IR receiver (1838B) | 40 | 
| IR LED Diodes | 40 | 
| 2S Battery Management System | 10 | 
| Blue LED (3mm) | 40 | 
| 10 kΩ SMD Resistors (1206) | 50 | 
| 4.7 kΩ SMD Resistors (1206) | 20 | 
| 0.6mm Solder Wire | 20 | 
| Circuit wire (meters) | 2 | 
| Small Car Tire | 20 | 
| PCB (via jlcPCB, $8 discount, +Shipping) | 10 | 
| 2mm Acrylic Sheets (Black) | 6 | 
| 6pin Toggle Switches | 10 | 
| IR Speed Encoders | 20 | 
| Laser Cutting | 10 | 
| M3x10 P.H. Screws + 2nuts | 20 | 
| 100uF 16V capacitors | 10 | 
| Transparent sheet (45x60cm) | 3 | 
| TB6612FNG | 10 | 
| 2P Dual Inline Switches | 10 |