{"product_id":"kit-flex-sensor-bend-starter-kit","title":"Flex Sensor Bend Starter Kit Kit with Arduino Uno + Sensor","description":"\u003ch1\u003eFlex Sensor Bend Angle Kit with Arduino Uno \u0026amp; OLED – Visualize Every Degree in Real Time\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 Beginner\u003c\/span\u003e\n  \u003cspan\u003e\u003cstrong\u003eBuild Time:\u003c\/strong\u003e 2-3 hrs\u003c\/span\u003e\n  \u003cspan\u003e\u003cstrong\u003eAge:\u003c\/strong\u003e 5-15\u003c\/span\u003e\n  \u003cspan\u003e\u003cstrong\u003eSkill:\u003c\/strong\u003e Analog sensor reading and I2C display integration\u003c\/span\u003e\n\u003c\/div\u003e\n\n\u003cp\u003eEver wondered how a simple strip of polymer can turn your finger’s bend into a precise angle reading? This kit empowers you to build exactly that—a compact digital goniometer that shows 0 to 90 degrees on a crisp OLED screen. Whether for a health-monitoring prototype, a smart glove concept, or a CBSE classroom project, you’ll have a working flex sensor system in a single afternoon.\u003c\/p\u003e\n\n\u003ch2\u003eWhat You'll Build\u003c\/h2\u003e\n\u003cp\u003eYou’ll assemble a voltage divider circuit around the flex sensor, read its changing resistance through the Arduino Uno’s analog input, and map that signal to an angle. The OLED display then updates in real time as you bend the sensor, letting you instantly see the effect of each movement. The final assembly fits neatly on a breadboard and can be powered by a standard 9V battery, making it portable and ready to demo.\u003c\/p\u003e\n\n\u003ch2\u003eWhat You'll Learn\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eHow a flex sensor translates physical bending into a measurable electrical resistance\u003c\/li\u003e\n  \u003cli\u003eAnalog-to-digital conversion and voltage divider theory in a real circuit\u003c\/li\u003e\n  \u003cli\u003eI2C communication between the Arduino and a 0.96-inch OLED display\u003c\/li\u003e\n  \u003cli\u003eMapping sensor values to human-readable angle data using Arduino code\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 Uno R3\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eFlex Sensor 2.2in\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e0.96in OLED\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e47kΩ Resistors\u003c\/td\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e10kΩ Resistors\u003c\/td\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e400-pt Breadboard\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM-M Wires\u003c\/td\u003e\n\u003ctd\u003e20\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e9V Battery Snap\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\u003eYoung inventors aged 8 and above who are ready to move beyond blinking LEDs and into real-world sensor applications. CBSE Class 11–12 students, ATL Tinkering Lab participants, and hobbyists exploring wearable tech will find it an immediate confidence builder. First-year B.Tech ECE or EEE students use it as a hands-on analog electronics refresher, while parents appreciate the AI companion that guides their child past every hurdle.\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\u003eSimply scan the QR code to chat with the AI companion, trained on the exact flex sensor circuit. You’ll get instant schematic checks, code debugging, and wiring verification. If needed, our WhatsApp support steps in within 2 hours.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eCan I power the kit without a 9V battery?\u003c\/summary\u003e\u003cp\u003eThe included 9V battery snap allows you to use a standard 9V battery (not included due to shipping restrictions). Alternatively, you can power the Arduino Uno directly via USB while programming, which also provides 5V to the circuit.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat other sensors can I add after this project?\u003c\/summary\u003e\u003cp\u003eOnce you understand analog sensing and I2C communication, adding modules like an MPU6050 gyroscope or a pulse sensor becomes straightforward. Our AI companion can suggest next projects and adaptations using the same breadboard and Arduino Uno.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eIs the angle reading accurate enough for a science fair exhibit?\u003c\/summary\u003e\u003cp\u003eThe flex sensor provides repeatable relative angle measurements perfect for demonstrating biomechanics concepts. For a CBSE investigatory project, you can calibrate it against a known goniometer to improve accuracy, a process the AI companion will walk you through.\u003c\/p\u003e\u003c\/details\u003e\n\n\u003cdiv class=\"kit-description\"\u003e\n  \u003cp\u003eFlex sensor measures finger bend angle. OLED shows angle value 0-90 degrees. Intro to analog flex sensing.\u003c\/p\u003e\n  \u003ch4\u003eWhat's in this kit\u003c\/h4\u003e\n  \u003cul\u003e\n    \u003cli\u003e\u003ca href=\"\/products\/uno-r3-ch340g-atmega328p-board-arduino-compatible\"\u003eArduino Uno R3\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"\/products\/spectra-flex-sensor-22-inch-10k%CF%89-bend-detection-for-hand-recognition\"\u003eFlex Sensor 2.2in\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\u003e47kΩ Resistors x5\u003c\/li\u003e\n    \u003cli\u003e\n\u003ca href=\"\/products\/resistor-variety-pack-100-pcs-10-values-14w-carbon-film\"\u003e10kΩ Resistors\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\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 Flex Sensor Bend Starter Kit Kit with Arduino Uno + Sensor?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"The Flex Sensor Bend Starter Kit Kit with Arduino Uno + Sensor includes all components needed: Arduino Uno R3, Fle, 0.96in OLED, 47kΩ Resistors, 10kΩ Resistors 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 Flex Sensor Bend Starter Kit Kit with Arduino Uno + Sensor?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"This kit is designed for Beginner level makers, suitable for ages 5-15. Flex sensor measures finger bend angle. OLED shows angle value 0-90 degrees. Intro to analog flex sensing. Estimated build time is 2-3 hrs.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Can I buy the Flex Sensor Bend Starter Kit Kit with Arduino Uno + Sensor online in India?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes, the Flex Sensor Bend Starter Kit Kit with Arduino Uno + Sensor 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\": \"Flex Sensor Bend Starter Kit Kit with Arduino Uno + Sensor\",\n  \"description\": \"Flex sensor measures finger bend angle. OLED shows angle value 0-90 degrees. Intro to analog flex sensing.\",\n  \"sku\": \"CDN-KIT-1122\",\n  \"brand\": {\"@type\": \"Brand\", \"name\": \"Compoden\"},\n  \"offers\": {\n    \"@type\": \"Offer\",\n    \"url\": \"https:\/\/compoden.in\/products\/kit-flex-sensor-bend-starter-kit\",\n    \"priceCurrency\": \"INR\",\n    \"price\": \"1400\",\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":53456395141485,"sku":"CDN-KIT-1122-CL","price":1590.0,"currency_code":"INR","in_stock":true},{"title":"R3 Original","offer_id":53456395174253,"sku":"CDN-KIT-1122-R3","price":3860.0,"currency_code":"INR","in_stock":true},{"title":"R4 WiFi","offer_id":53456395207021,"sku":"CDN-KIT-1122-R4","price":3220.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0999\/3997\/5533\/files\/kit-flex-sensor-bend-starter-kit.png?v=1781946436","url":"https:\/\/compoden.com\/products\/kit-flex-sensor-bend-starter-kit","provider":"Compoden","version":"1.0","type":"link"}