Quad Store - 37 in 1 Sensor Module Kit for Arduino:Note: 'Check for brand name Quad Store, Logo, and QR- Scan code in the retail box label to confirm your buying authentic Quad Store products'1 1 x Small passive buzzer module2 1 x 2-color LED module 3 1 x Hit sensor module 4 1 x Vibration switch module 5 1 x Photo resistor module 6 1 x Key switch module 7 1 x Tilt switch module 8 1 x 3-color full-color LED SMD modules 9 1 x Infrared emission sensor module 10 1 x 3-color LED module 11 1 x Mercury open optical module12 1 x Yin Yi 2-color LED module 3MM13 1 x Active buzzer module 14 1 x Temperature sensor module 15 1 x Automatic flashing colorful LED module 16 1 x Mini magnetic reed modules 17 1 x Hall magnetic sensor module 18 1 x Infrared sensor receiver module 19 1 x Class Bihor magnetic sensor 20 1 x Magic light cup module 21 1 x Rotary encoder module 22 1 x Optical broken module 23 1 x Detect the heartbeat module 24 1 x Reed module 25 1 x Obstacle avoidance sensor module 26 1 x Hunt sensor module 27 1 x Microphone sound sensor module 28 1 x Laser sensor module29 1 x 5V relay module 30 1 x Temperature sensor module 31 1 x Temperature sensor module 32 1 x Linear magnetic Hall sensors 33 1 x Flame sensor module 34 1 x Sensitive microphone sensor module35 1 x Temperature and humidity sensor module 36 1 x XY-axis joystick module 37 1 x Metal touch sensor module