Parameters 
1. Motor parameters: 6V, 150rpm/min 
2. Use L298P driver module for motor control. 
3. Equipped with Ultrasonic module, can detect whether there are obstacles ahead, and the distance between the Tank robot and the obstacles to realize obstacle avoidance function. 
4. Equipped with Bluetooth wireless module, can remotely control the robot after pairing with mobile phone Bluetooth. 
5. Can be connected to external 7 ~ 12V power supply; with various sensor modules, it can realize various functions. 
Component list
1. keyestudio UNO R3 controller * 1 
2. keyestudio L298P shield * 1 
3. keyestudio V5 sensor shield * 1 
4. HC-SR04 ultrasonic sensor module * 1 
5. keyestudio Bluetooth Module (HC-06) * 1 
6. Plastic platform (PC) * 1 
7. Servo motor * 1 
8. Transparent Acrylic board * 1 
9. Metal holder * 4 
10. Tank driver wheel * 2 
11. Tank load-bearing wheel * 2 
12. Caterpillar band * 2 
13. Metal motor * 2 
14. Copper coupler * 2 
15. 18650 2-cell battery case * 1 
16. USB cable (1m) * 1 
17. Copper bush * 2 
18. Flange bearing * 4 
19. Hexagon copper bush (M3*10MM) * 4 
20. Hexagon copper bush (M3*45MM) * 4 
21. Round Screw (M3*6MM) * 10 
22. Round Screw (M4*35MM) * 4 
23. Inner hexagon screw (M3*8MM) * 10 
24. Inner hexagon screw (M3*20MM) * 6 
25. Inner hexagon screw (M3*25MM) * 6 
26. Inner hexagon screw (M4*10MM) * 6 
27. Inner hexagon screw (M4*50MM) * 2 
28. M3 Nut * 6 
29. M4 self-locking nut * 2 
30. M4 nut * 15 
31. Connector wire (150mm, black) * 2 
32. Connector wire (150mm, red) * 2 
33. F-F Dupont wire (20CM, 4Pin) * 1 
34. Supporting part (27*27*16MM, blue) * 2 
35. Winding wire (12CM) * 1 
Self-prepare part 
18650 rechargeable battery * 2 
18650 charger * 1