3Pcs Keyes Brick Finger Heartbeat Module(Pad hole) with Pin Header Board Analog Signal wholesale bulk price
US$ 7.99
: In stock
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Description:
This module is fully compatible with ARDUINO single-chip microcomputer, and its connection port is also compatible with Arduino sensor expansion board. This module mainly includes infrared transmitter and photosensitive receiver. The infrared transmitter is on one side of the finger, and the photosensitive receiver is on the other side of the finger; the photosensitive receiver is used to obtain the emitted luminous flux; when the blood pressure pulse passes through the finger, the resistance of the photosensitive receiver changes slightly. The module comes with 4 positioning holes, which is convenient for you to fix the module to other devices.
Specification:
Working voltage: DC 3.3-5V
Interface: 3PIN interface
Output
signal:
analog signal
Size: 35*27*17mm
Package included:
3 x Finger Heartbeat Module
(the other items are not includes)
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