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  1. 6 Pcs 14mm x 16mm Aluminum Plated Single Side Sensor PCB Board

    6 Pcs 14mm x 16mm Aluminum Plated Single Side Sensor PCB Board

    $3.89

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  2. DC 24V No Light Trigger Photosensitive Diode Sensor Delay Alarm Module Green

    DC 24V No Light Trigger Photosensitive Diode Sensor Delay Alarm Module Green

    $11.74

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  3. SEN-HZ06K 6mm Straight POM Hall Effect Water Flow Sensor 0.15-1.5L/min

    SEN-HZ06K 6mm Straight POM Hall Effect Water Flow Sensor 0.15-1.5L/min

    $10.03

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  4. PCB Board Universal Temperature Humidity Sensor Module DC 3.3-5V

    PCB Board Universal Temperature Humidity Sensor Module DC 3.3-5V

    $8.14

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  5. MQ-4 High Sensitivity Methane Detector Sensor Module Blue 3-5VDC

    MQ-4 High Sensitivity Methane Detector Sensor Module Blue 3-5VDC

    $11.69

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  6. PT100 Temperature Sensor Transmitter 0-250C Output 0-10V DC

    PT100 Temperature Sensor Transmitter 0-250C Output 0-10V DC

    $21.92

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  7. FC-28-A Model Soil Humidity Detection Sensor Black Silver Tone

    FC-28-A Model Soil Humidity Detection Sensor Black Silver Tone

    $4.64

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  8. 2 Pcs 18.5cm Cord Photosensitive Diode Sensor w Detection Board

    2 Pcs 18.5cm Cord Photosensitive Diode Sensor w Detection Board

    $4.65

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  9. Multi-angle Infrared Light Digital IR Transmitter Module

    Multi-angle Infrared Light Digital IR Transmitter Module

    $8.52

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  10. DC12V High/Low Level Trigger 85dB Buzzer Alarm Time Delay Module FC-31

    DC12V High/Low Level Trigger 85dB Buzzer Alarm Time Delay Module FC-31

    $9.55

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