Finger Detection Heart beat Measuring Sensor Module Type:Type 1 (Model KY-039) There’s an integrated magnetic hall 501415389
USD69.00
USD103.00
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Description
Finger Detection Heart beat Measuring Sensor Module Type:Type 1 (Model KY 039) There’s an integrated magnetic hall 501415389 There’s an integrated magnetic hall effect sensor that outputs an electrical pulse with every revolution Deep Grove Ball Bearing Components: Infrared LED The IC LM358 Finger Detecting Pulse Heartbeat Sensor Module (IR Based) typically consists of an LM358 operational amplifier integrated into a sensor module designed for detecting heartbeats using infrared (IR) light
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