Biometrics
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Polar Heart Rate Monitor Interface
$59.95
$40.00
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Alcohol Gas Sensor - MQ-3
$4.95
$4.95
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Gas Sensor Breakout Board
$0.95
$0.95
![](/uploads/1/1/6/5/11650892/s847958910147518125_p304_i1_w600.jpeg)
Carbon Monoxide Sensor
$7.25
$7.25
![](/uploads/1/1/6/5/11650892/s847958910147518125_p305_i1_w600.jpeg)
Methane CNG Gas Sensor - MQ-4
$4.95
$4.95
![](/uploads/1/1/6/5/11650892/s847958910147518125_p306_i1_w600.jpeg)
LPG Gas Sensor - MQ-6
$4.95
$4.95
![](/uploads/1/1/6/5/11650892/s847958910147518125_p307_i1_w600.jpeg)
Optical Dust Sensor
$11.95
$10.55
![](/uploads/1/1/6/5/11650892/s847958910147518125_p308_i1_w600.jpeg)
Hydrogen Gas Sensor - MQ-8
$7.95
$7.95
![](/uploads/1/1/6/5/11650892/s847958910147518125_p309_i1_w600.jpeg)
pH Sensor Kit
$105.95
$101.00
![](/uploads/1/1/6/5/11650892/s847958910147518125_p310_i1_w600.jpeg)
Dissolved Oxygen Kit
$192.95
$192.95