{"product_id":"ky-039-finger-detection-heartbeat-sensor","title":"KY-039 Finger Detection Heartbeat Sensor","description":"\u003cp class=\"PDq2pG_selectionAnchorContainer\"\u003eA compact optical pulse sensor made to detect heartbeat signals from a fingertip. It uses an \u003cstrong\u003eIR LED and phototransistor\u003c\/strong\u003e to sense small blood-flow changes and sends them as an analog signal. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDetects pulse from a fingertip\u003c\/li\u003e\n\u003cli\u003eUses IR LED and phototransistor\u003c\/li\u003e\n\u003cli\u003eAnalog signal output\u003c\/li\u003e\n\u003cli\u003e3-pin connection\u003c\/li\u003e\n\u003cli\u003eWorks with 3.3V or 5V\u003c\/li\u003e\n\u003cli\u003eCompact and easy to use\u003c\/li\u003e\n\u003cli\u003eSuitable for Arduino and similar boards \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eApplications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHeartbeat detection projects\u003c\/li\u003e\n\u003cli\u003eArduino health-monitoring builds\u003c\/li\u003e\n\u003cli\u003eFitness and pulse projects\u003c\/li\u003e\n\u003cli\u003eBiomedical school projects\u003c\/li\u003e\n\u003cli\u003eSensor experiments\u003c\/li\u003e\n\u003cli\u003eDIY electronics\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"circuitrocks","offers":[{"title":"Default Title","offer_id":53513272426785,"sku":"P3D6","price":16.0,"currency_code":"PHP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0777\/1491\/5617\/files\/282.png?v=1789519934","url":"https:\/\/circuit.rocks\/products\/ky-039-finger-detection-heartbeat-sensor","provider":"circuitrocks","version":"1.0","type":"link"}