{"product_id":"finger-detection-heartbeat-measuring-sensor-module","title":"KY-039 Finger Detection Heartbeat Measuring Sensor Module","description":"\u003cdiv class=\"product_info\"\u003e\n\u003ch2 class=\"sing--sub-heading\"\u003e\u003cspan style=\"font-size: 18.72px;\"\u003eKY-039 Finger Detection Heartbeat Measuring Sensor Module\u003c\/span\u003e\u003c\/h2\u003e\nThis KY-039 Finger Detection \u003cstrong\u003eHeartbeat Measuring Sensor\u003c\/strong\u003e Module uses a bright infrared (IR) LED and a phototransistor to detect the pulse of the finger, a red LED flashes with each pulse.\u003cbr\u003e\u003cbr\u003eThe LED is the light side of the finger, and the \u003cstrong\u003ephototransistor\u003c\/strong\u003e is on the other side of the finger, phototransistor used to obtain the flux emitted, when the blood pressure pulse by the finger when the resistance of the phototransistor will be slightly changed.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eWe chose a very high resistance resistor R1 because most of the light through the finger is absorbed, it is desirable that the phototransistor is sensitive enough. Resistance can be selected by experiment to get the best results. The most important is to keep the shield from stray light into the phototransistor.\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003eFor home lighting that is particularly important because the lights at home are mostly based on 50HZ or 60HZ fluctuate, so a faint heartbeat will add considerable noise.\u003c\/div\u003e\n\u003cdiv class=\"product_info\"\u003e\n\u003ch3 class=\"sing--sub-heading\"\u003eTechnical Details\u003c\/h3\u003e\n\u003cdiv id=\"p_info\"\u003e\n\u003cul class=\"pro-ds ls-n\"\u003e\n\u003cli\u003eItem Type: Sensor\u003c\/li\u003e\n\u003cli\u003eModel Type: Heart Rate Sensor\u003c\/li\u003e\n\u003cli\u003eWeight: 3g\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product_info\"\u003e\n\u003ch3 class=\"sing--sub-heading\"\u003eFeatures\u003c\/h3\u003e\n\u003cdiv id=\"p_info\"\u003e\n\u003cul class=\"pro-ds ls-n\"\u003e\n\u003cli\u003eUse IR LED and an optical transistor to detect pulsation in fingers\u003c\/li\u003e\n\u003cli\u003eSmall and Compact module\u003c\/li\u003e\n\u003cli\u003eEasy to use\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product_info\"\u003e\n\u003ch2 class=\"sing--sub-heading\"\u003e\u003cspan style=\"font-size: 18.72px;\"\u003eApplications :\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHeart rate monitoring\u003c\/li\u003e\n\u003cli\u003eBiomedical and health projects\u003c\/li\u003e\n\u003cli\u003eWearable fitness devices\u003c\/li\u003e\n\u003cli\u003eArduino and microcontroller projects\u003c\/li\u003e\n\u003cli\u003eMedical research and experiments\u003c\/li\u003e\n\u003cli\u003eDIY pulse detection systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product_info\"\u003e\n\u003ch3 class=\"sing--sub-heading\"\u003ePhysical Attributes\u003c\/h3\u003e\n\u003cdiv id=\"p_info\"\u003e\n\u003cul class=\"pro-ds\"\u003e\n\u003cli\u003eDimensions(mm): 23.3 x 16x 1.4\u003c\/li\u003e\n\u003cli\u003eWeight: 3 g\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product_info\"\u003e\n\u003ch3 class=\"sing--sub-heading\"\u003ePackage Includes\u003c\/h3\u003e\n\u003cdiv id=\"p_info\"\u003e\n\u003cul class=\"pro-ds ls-n\"\u003e\n\u003cli\u003e1 x KY-039 Finger Detection Heartbeat Measuring Sensor Module\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"KitsGuru","offers":[{"title":"Default Title","offer_id":46211315663100,"sku":"KG1169","price":29.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0587\/2130\/4757\/files\/KY-039FingerDetectionHeartbeatMeasuringSensorModule_1.jpg?v=1742381846","url":"https:\/\/kitsguru.com\/de\/products\/finger-detection-heartbeat-measuring-sensor-module","provider":"KitsGuru","version":"1.0","type":"link"}