37 in 1 Sensor Kit with Plastic Case for Arduino Projects - Every input and output for your Arduino Projects Perfect kit for learning science and technology, engineering and Mathematics or STEM learning, Electronics and DIY robotics. This 37 in 1 Arduino Sensor Kit has every imaginable sensors for input and outputs for all your arduino projects. Housed in a clear plastic container for storage. Box Contents: 1. Joystick module 2. Infrared sensor receiving module 3. Laser sensor module 4. Temperature and humidity sensor module 5. Infrared sensor module 6. 5v Relay module 7. Obstacle avoidance, smart car infrared photoelectric switch sensor 8. Heartbeat Detect module 9. Microphone sensor module 10. Metal touch sensor module 11. Flame sensor module 12. Color LED module 13. Line sensor module 14. Magnetic linear hall sensor 15. Rotary encoder module 16. Buzzer module 17. Magic light cup module 18. Passive buzzer module 19. Digital temperature sensor module 20. Light module 21. Temperature sensor module 22. Double color LED module 23. Mercury medallion module 24. Hall magnetic sensor module 25. 3 color SMD full color LED module 26. Mini reed module 27. Tilt switch module 28. Automatic flashing LED module 29. Button switch module 30. Resistance module 31. Switching module 32. Knock sensor module 33. Temperature sensor module 34. Hall magnetic sensor 35. Microphone sound sensor module 36. Big reed module 37. Double color LED module