1pcs KY-040 Rotary Encoder Module for Arduino AVR PIC

2Stks KEYES KY-012 Active Buzzer Module FOR The ARDUINO AVR PIC NEW

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Laser Head Sensor Transmitter Module Board 5V KY-008 Fit PIC AVR

2pcs KY-018 photoresistor module for Arduino AVR PIC

5pcs Hall Effect KY-003 Magnetic Sensor Module DC 5V For Arduino PIC AVR Smart

2pcs Microphone Sensor AVR PIC High Sensitivity Sound Detection Module