Double Tape liitokala 1 x KY-039 Finger Detection

Description

1 x KY-039 Finger Detection Heartbeat Measuring Sensor Module

125 Volts (AC)

2M Ohm Resistance: Perfect for voltage limiting

So you can use it with any 3V or 5V microcontroller or computer

Double Tape liitokala 1 x KY-039 Finger Detection

Exchange/Return Notes

We offer a 30-day return/exchange service after receiving.
Final sale items are not eligible for returns or exchanges.
To process your return/exchange, please contact us at [email protected]
Please click here for more details>>> Return & Exchange Policy