{"product_id":"ky-039-finger-heartbeat-detection-sensor","title":"KY-039 Finger Heartbeat Detection Sensor","description":"\u003cmeta name=\"description\" content=\"Buy KY039 Finger Heartbeat Detection Sensor online in India at best price from The Engineer Store, Bengaluru. Authentic product, 7-day warranty on manufacturing defects, fast delivery across India.\"\u003e\n\u003ch1\u003eKY-039 Finger Heartbeat Detection Sensor\u003c\/h1\u003e\n\n\u003cp\u003eQuality electronics from The Engineer Store, Bengaluru. Fast shipping, 7-day warranty on manufacturing defects, expert support.\u003c\/p\u003e\n\n\u003ch2\u003eOverview\u003c\/h2\u003e\n\n\u003cp\u003eThe KY-039 is a compact optical heartbeat detection sensor designed to measure pulse rates through finger placement. This versatile component is ideal for health monitoring applications, wearable devices, and educational electronics projects. The sensor uses infrared LED and photodiode technology to detect blood flow variations and convert them into measurable signals.\u003c\/p\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eAspect\u003c\/td\u003e\n\u003ctd\u003eDetails\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOptical Heartbeat Detection Sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOriginal\/Authentic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e7-day warranty on manufacturing defects\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSupport\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEmail \u0026amp; WhatsApp 24\/7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSensor Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eInfrared LED + Photodiode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAnalog Signal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDetection Method\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePPG (Photoplethysmography)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eWhy Choose This?\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003e100% Authentic\u003c\/strong\u003e - Sourced from trusted suppliers with verification\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFast Delivery\u003c\/strong\u003e - 1-5 day shipping, 7-8 day delivery from Bengaluru warehouse\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eExpert Support\u003c\/strong\u003e - 24\/7 technical assistance included\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eReliable Performance\u003c\/strong\u003e - Industry-standard sensor module\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAffordable\u003c\/strong\u003e - Competitive pricing with bulk discounts available\u003c\/p\u003e\n\n\u003ch2\u003eProject Ideas\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDIY Health Monitors\u003c\/strong\u003e - Build personal pulse rate monitoring devices\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitness Trackers\u003c\/strong\u003e - Integrate into wearable fitness applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmart Watches\u003c\/strong\u003e - Create custom smartwatch prototypes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEducational Kits\u003c\/strong\u003e - Perfect for Arduino and Raspberry Pi projects\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMedical Devices\u003c\/strong\u003e - Professional health monitoring systems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIoT Applications\u003c\/strong\u003e - Connect to smart home ecosystems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResearch \u0026amp; Development\u003c\/strong\u003e - Biometric signal analysis projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eTechnical Applications\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eMicrocontroller Integration:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eArduino Uno\/Nano\u003c\/li\u003e\n\u003cli\u003eRaspberry Pi\u003c\/li\u003e\n\u003cli\u003eESP8266\/ESP32\u003c\/li\u003e\n\u003cli\u003eSTM32 boards\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eOutput Signal Processing:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAnalog-to-Digital Conversion\u003c\/li\u003e\n\u003cli\u003eSignal filtering and amplification\u003c\/li\u003e\n\u003cli\u003eReal-time data visualization\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e1x KY-039 Heartbeat Sensor Module\u003c\/li\u003e\n\u003cli\u003eDetailed technical documentation\u003c\/li\u003e\n\u003cli\u003eConnection diagram and pinout guide\u003c\/li\u003e\n\u003cli\u003eQuick start guide\u003c\/li\u003e\n\u003cli\u003eEmail support contact details\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eIs this 100% authentic?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes, we source exclusively from authorized distributors with full authentication verification. Every unit is tested before shipment.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eWhat warranty is included?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eFull 7-day warranty on manufacturing defects covering all defects in materials and workmanship. Covers sensor failure, component malfunction, and manufacturing issues.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eHow fast is shipping?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eProducts ship within 1-5 days from our Bengaluru warehouse. Delivery within 7-8 days to most of India.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eDo you provide technical support?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes, complete technical support via email and WhatsApp 24\/7. Our engineers can help with circuit design, troubleshooting, and project implementation.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eWhat's your return policy?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003e7-day returns on manufacturing defects only with full refund or replacement. DOA (Dead on Arrival) items replaced immediately at no cost.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eAre bulk discounts available?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes! Wholesale pricing available on orders of 10+ units. Contact us for custom quotes on large orders.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eWhat's the sensor accuracy?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eThe KY-039 provides reliable pulse detection with typical accuracy of +\/-5 BPM under normal conditions. Accuracy depends on proper finger placement and signal processing.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eCan I use this with Arduino?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eAbsolutely! The sensor outputs analog signals compatible with Arduino ADC pins. Sample code and tutorials available with purchase.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003ch2\u003eCustomer Support\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eEmail:\u003c\/strong\u003e support@theengineerstore.in\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhatsApp:\u003c\/strong\u003e Available 24\/7\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Assistance:\u003c\/strong\u003e Free consultation on project implementation\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDocumentation:\u003c\/strong\u003e Complete guides and schematics provided\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eOrder your KY-039 Finger Heartbeat Detection Sensor today and start building innovative health monitoring solutions!\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eBuy KY-039 Finger Heartbeat Detection Sensor Online in India\u003c\/h2\u003e\n\u003cp\u003ePurchase the \u003cstrong\u003eKY-039 Finger Heartbeat Detection Sensor\u003c\/strong\u003e online at \u003ca href=\"https:\/\/theengineerstore.in\"\u003eThe Engineer Store\u003c\/a\u003e - India's most trusted electronics components store. We deliver across all major cities including Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata, Ahmedabad, Jaipur, and Surat. Get the best price on \u003cstrong\u003eKY-039 Finger Heartbeat Detection Sensor\u003c\/strong\u003e with fast 1-5 day shipping from our Bengaluru warehouse. All products are 100% authentic, sourced from authorized distributors with 7-day warranty on manufacturing defects.\u003c\/p\u003e\n\u003cp\u003eLooking to buy \u003cstrong\u003eKY-039 Finger Heartbeat Detection Sensor\u003c\/strong\u003e at the best price in India? The Engineer Store offers competitive pricing, bulk discounts for orders of 10+ units, and dedicated technical support via email and WhatsApp. Whether you are a hobbyist, student, or professional engineer, we have everything you need for your electronics projects.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":43773826203811,"sku":"TES-EV102788","price":36.04,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/4479\/7091\/products\/ky-039-finger-detection-heartbeat-1.png?v=1701074773","url":"https:\/\/www.theengineerstore.in\/zh-hans\/products\/ky-039-finger-heartbeat-detection-sensor","provider":"The Engineer Store","version":"1.0","type":"link"}