{"product_id":"kit-heart-rate-and-spo2-health-monitor","title":"Heart Rate and SpO2 Health Monitor Kit with Arduino Nano + LED","description":"\u003ch1\u003eHeart Rate \u0026amp; SpO2 Monitor Kit with Arduino Nano and OLED\u003c\/h1\u003e\n\n\u003cp class=\"value-summary\"\u003eEvery part needed, pre-tested for compatibility, with an AI build companion trained on this exact project. Shipped from Bengaluru in 3-5 days.\u003c\/p\u003e\n\n\u003cdiv class=\"specs-strip\"\u003e\n  \u003cspan\u003e\u003cstrong\u003eDifficulty:\u003c\/strong\u003e Intermediate\u003c\/span\u003e\n  \u003cspan\u003e\u003cstrong\u003eBuild Time:\u003c\/strong\u003e 3–4 hours\u003c\/span\u003e\n  \u003cspan\u003e\u003cstrong\u003eAge:\u003c\/strong\u003e 15–18\u003c\/span\u003e\n  \u003cspan\u003e\u003cstrong\u003eSkill:\u003c\/strong\u003e Biomedical sensor integration \u0026amp; real-time display programming\u003c\/span\u003e\n\u003c\/div\u003e\n\n\u003cp\u003eTurn your curiosity for health tech into a working pulse oximeter you can hold in your hand. This kit shows you exactly how a fingertip optical sensor reads your pulse and blood oxygen, then processes and displays those vital signs on a sharp OLED screen. By the end, you’ll have a compact, battery-powered monitor that responds to your own heartbeat.\u003c\/p\u003e\n\n\u003ch2\u003eWhat You'll Build\u003c\/h2\u003e\n\u003cp\u003eA portable device that shines infrared and red light through your fingertip using the MAX30102, extracts the PPG waveform, and converts it into real-time BPM and SpO2 percentages. The OLED shows current heart rate, oxygen saturation, and a simple status icon that turns green, yellow, or red based on wellness thresholds. The circuit fits on a breadboard and can be powered by a 9V battery so you can demonstrate it anywhere.\u003c\/p\u003e\n\n\u003ch2\u003eWhat You'll Learn\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eInterface two I2C devices—the MAX30102 sensor and 0.96‑inch OLED—with an Arduino Nano on a shared bus\u003c\/li\u003e\n  \u003cli\u003eProcess raw photoplethysmogram (PPG) data using peak detection and moving average filters to calculate BPM and SpO2\u003c\/li\u003e\n  \u003cli\u003eDesign a real-time health status display with custom thresholds for normal, caution, and critical readings\u003c\/li\u003e\n  \u003cli\u003eCalibrate an optical sensor and filter 50 Hz noise from ambient light for stable measurements\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eKit Contents\u003c\/h2\u003e\n\u003ctable\u003e\n  \u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eComponent\u003c\/th\u003e\n\u003cth\u003eQuantity\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003eArduino Nano\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eMAX30102 pulse oximeter sensor\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e0.96-inch OLED display\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e4.7kΩ resistors\u003c\/td\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e100nF ceramic capacitors\u003c\/td\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e400-point breadboard\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eMale-to-male jumper wires\u003c\/td\u003e\n\u003ctd\u003e20\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eMale-to-female jumper wires\u003c\/td\u003e\n\u003ctd\u003e15\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e9V battery snap connector\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eWhy Buy This Kit Instead of Sourcing Parts Separately\u003c\/h2\u003e\n\u003ctable\u003e\n  \u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eFactor\u003c\/th\u003e\n\u003cth\u003eSourcing Separately\u003c\/th\u003e\n\u003cth\u003eCompoden Kit\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003eCompatibility checks\u003c\/td\u003e\n\u003ctd\u003eYou verify every part\u003c\/td\u003e\n\u003ctd\u003ePre-tested as a system\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eBuild support\u003c\/td\u003e\n\u003ctd\u003eForums and scattered tutorials\u003c\/td\u003e\n\u003ctd\u003eAI companion trained on this exact project\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eTime to first working build\u003c\/td\u003e\n\u003ctd\u003eDays of debugging\u003c\/td\u003e\n\u003ctd\u003eHours, with step-by-step guidance\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eShipping coordination\u003c\/td\u003e\n\u003ctd\u003eMultiple sellers, multiple delays\u003c\/td\u003e\n\u003ctd\u003eOne shipment from Bengaluru in 3-5 days\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eWho This Kit Is For\u003c\/h2\u003e\n\u003cp\u003eCBSE Class 11–12 students who need a working bio-sensor model for science exhibitions or practical records. First-year B.Tech ECE and BME students exploring biomedical instrumentation and signal processing on real hardware. Smart India Hackathon teams prototyping health‑tracking wearables. ATL tinkering lab mentors demonstrating I2C sensor integration and real-time data visualization.\u003c\/p\u003e\n\n\u003ch2\u003eBuilt and Backed by Compoden\u003c\/h2\u003e\n\u003cp\u003eEvery Compoden kit ships with an AI build companion trained on this exact project — accessible via a QR code on the box, with WhatsApp and email backup. We've spent 10 years building projects for makers, schools, and institutions across India. If a part fails because of a manufacturing defect, replace it free within 7 days.\u003c\/p\u003e\n\n\u003cdetails\u003e\u003csummary\u003eWhat if I get stuck during the build?\u003c\/summary\u003e\u003cp\u003eScan the QR code to open the AI companion, which walks you through wiring, code upload, and calibration. For anything else, reach us on WhatsApp and we’ll reply within hours.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eCan I wear this device on my wrist like a smartwatch?\u003c\/summary\u003e\u003cp\u003eThe circuit is built for fingertip measurement and sits on a breadboard, so it isn't a finished wearable. After prototyping, you can design a 3D‑printed enclosure and wear it with a strap once the sensor is placed securely against a finger.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eHow accurate are the heart rate and SpO2 readings?\u003c\/summary\u003e\u003cp\u003eThe MAX30102 is the same sensor used in many clinical pulse oximeters. When held steady and free of motion artifacts, you can expect ±2 bpm accuracy on heart rate and ±2% on SpO2, comparable to consumer fingertip devices.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eCan I log data to a computer or phone for a project report?\u003c\/summary\u003e\u003cp\u003eYes. The Arduino Nano sends readings over USB serial. You can capture the data on a PC using the Arduino Serial Monitor or Processing, or add an HC‑05 Bluetooth module to send live readings to a mobile app.\u003c\/p\u003e\u003c\/details\u003e\n\n\u003cdiv class=\"kit-description\"\u003e\n  \u003cp\u003eMAX30102 reads pulse rate and blood oxygen saturation. OLED shows BPM and SpO2 percentage with status.\u003c\/p\u003e\n  \u003ch4\u003eWhat's in this kit\u003c\/h4\u003e\n  \u003cul\u003e\n    \u003cli\u003e\u003ca href=\"\/products\/nano-r3-ch340-development-board-arduino-compatible-no-cable\"\u003eArduino Nano\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"\/products\/max30102-heart-rate-pulse-oximeter-sensor-module\"\u003eMAX30102\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"\/products\/096in-oled-display-128x64-i2cspi-for-arduino-raspberry-pi\"\u003e0.96in OLED\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\n\u003ca href=\"\/products\/resistor-variety-pack-100-pcs-10-values-14w-carbon-film\"\u003e4.7kΩ Resistors\u003c\/a\u003e x5\u003c\/li\u003e\n    \u003cli\u003e\n\u003ca href=\"\/products\/capacitor-variety-pack-6-values-100nf-to-470uf-30-pieces\"\u003e100nF Caps\u003c\/a\u003e x5\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"\/products\/breadboard-standard-bundle-830400-tie-points-for-prototyping\"\u003e400-pt Breadboard\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003eM-M Wires x20\u003c\/li\u003e\n    \u003cli\u003eM-F Wires x15\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"\/products\/9v-battery-snap-connector-with-15cm-wires-compoden\"\u003e9V Battery Snap\u003c\/a\u003e\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What is included in the Heart Rate and SpO2 Health Monitor Kit with Arduino Nano + LED?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"The Heart Rate and SpO2 Health Monitor Kit with Arduino Nano + LED includes all components needed: Arduino Nano, MAX30102, 0.96in OLED, 4.7kΩ Resistors, 100nF Caps and more. Everything is pre-tested for compatibility and shipped from Bengaluru, India.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What skill level is required for the Heart Rate and SpO2 Health Monitor Kit with Arduino Nano + LED?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"This kit is designed for Intermediate level makers, suitable for ages 15-18. MAX30102 reads pulse rate and blood oxygen saturation. OLED shows BPM and SpO2 percentage with status. Estimated build time is 3-4 hrs.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Can I buy the Heart Rate and SpO2 Health Monitor Kit with Arduino Nano + LED online in India?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes, the Heart Rate and SpO2 Health Monitor Kit with Arduino Nano + LED is available online at Compoden (compoden.in), India's AI-powered electronics and robotics store. Ships from Bengaluru in 1-5 business days across India.\"\n      }\n    }\n  ]\n}\n\u003c\/script\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"Product\",\n  \"name\": \"Heart Rate and SpO2 Health Monitor Kit with Arduino Nano + LED\",\n  \"description\": \"MAX30102 reads pulse rate and blood oxygen saturation. OLED shows BPM and SpO2 percentage with status.\",\n  \"sku\": \"CDN-KIT-1162\",\n  \"brand\": {\"@type\": \"Brand\", \"name\": \"Compoden\"},\n  \"offers\": {\n    \"@type\": \"Offer\",\n    \"url\": \"https:\/\/compoden.in\/products\/kit-heart-rate-and-spo2-health-monitor\",\n    \"priceCurrency\": \"INR\",\n    \"price\": \"1405\",\n    \"availability\": \"https:\/\/schema.org\/InStock\",\n    \"seller\": {\"@type\": \"Organization\", \"name\": \"Compoden\"}\n  },\n  \"category\": \"Sensor Starter Kits\"\n}\n\u003c\/script\u003e","brand":"Compoden","offers":[{"title":"Clone","offer_id":53456443801965,"sku":"CDN-KIT-1162-CL","price":1590.0,"currency_code":"INR","in_stock":true},{"title":"R3 Original","offer_id":53456443834733,"sku":"CDN-KIT-1162-R3","price":3860.0,"currency_code":"INR","in_stock":true},{"title":"R4 WiFi","offer_id":53456443867501,"sku":"CDN-KIT-1162-R4","price":3230.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0999\/3997\/5533\/files\/kit-heart-rate-and-spo2-health-monitor.png?v=1781946464","url":"https:\/\/compoden.com\/products\/kit-heart-rate-and-spo2-health-monitor","provider":"Compoden","version":"1.0","type":"link"}