1 x Small passive buzzer module1 x 2-color LED module1 x Hit sensor module1 x Vibration switch module1 x Photo resistor module1 x Key switch module1 x Tilt switch module1 x 3-color full-color LED SMD modules1 x Infrared emission sensor module1 x 3-color LED module1 x Mercury open optical module1 x Yin Yi 2-color LED module 3MM1 x Active buzzer module1 x Temperature sensor module1 x Automatic flashing colorful LED module1 x Mini magnetic reed modules1 x Hall magnetic sensor module1 x Infrared sensor receiver module1 x Class Bihor magnetic sensor1 x Magic light cup module1 x Rotary encoder module1 x Optical broken module1 x Detect the heartbeat module1 x Reed module1 x Obstacle avoidance sensor module1 x Hunt sensor module1 x Microphone sound sensor module1 x Laser sensor module1 x 5V relay module1 x Temperature sensor module1 x Temperature sensor module1 x Linear magnetic Hall sensors1 x Flame sensor module1 x Sensitive microphone sensor module1 x Temperature and humidity sensor module1 x XY-axis joystick module1 x Metal touch sensor module