{"product_id":"m5stack-stopwatch-dev-kit-esp32-s3","title":"M5Stack Stopwatch Dev Kit (ESP32-S3)","description":"\u003cp\u003e\u003cstrong\u003eM5Stack Stopwatch Dev Kit (ESP32-S3)\u003c\/strong\u003e is a portable round development board built for interactive embedded projects, compact smart devices, and lightweight IoT terminals. Based on the official M5Stack product information, it combines an \u003cstrong\u003eESP32-S3R8\u003c\/strong\u003e controller with \u003cstrong\u003e16MB Flash\u003c\/strong\u003e, \u003cstrong\u003e8MB PSRAM\u003c\/strong\u003e, a \u003cstrong\u003e1.75-inch AMOLED round touch display\u003c\/strong\u003e, onboard audio, motion sensing, RTC, and battery-powered operation in a compact handheld form factor.\u003c\/p\u003e\n\u003cp\u003eThis kit is positioned for projects that need a more expressive local interface than a basic controller board. The integrated touch display, programmable buttons, vibration feedback, microphone, speaker path, IMU, and expansion interfaces make it suitable for wearable-style interaction, portable control panels, smart badges, and custom user-interface prototypes.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eESP32-S3R8 dual-core controller up to 240MHz\u003c\/li\u003e\n\u003cli\u003e16MB Flash and 8MB PSRAM for richer embedded applications\u003c\/li\u003e\n\u003cli\u003e1.75-inch AMOLED round touch display with 466 x 466 resolution\u003c\/li\u003e\n\u003cli\u003e2.4GHz Wi-Fi connectivity for wireless projects\u003c\/li\u003e\n\u003cli\u003eTwo programmable buttons plus a dedicated power button\u003c\/li\u003e\n\u003cli\u003eBuilt-in vibration motor for haptic feedback\u003c\/li\u003e\n\u003cli\u003eIntegrated audio path with ES8311 codec, MEMS microphone, and AW8737A amplifier\u003c\/li\u003e\n\u003cli\u003eBMI270 IMU and RX8130CE RTC for sensing and timekeeping\u003c\/li\u003e\n\u003cli\u003eHY2.0-4P interface and rear expansion bus for hardware expansion\u003c\/li\u003e\n\u003cli\u003eBuilt-in 450mAh battery with M5PM1 power management\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSoC\u003c\/td\u003e\n\u003ctd\u003eESP32-S3R8 dual-core Xtensa LX7, up to 240MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlash\u003c\/td\u003e\n\u003ctd\u003e16MB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePSRAM\u003c\/td\u003e\n\u003ctd\u003e8MB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWireless\u003c\/td\u003e\n\u003ctd\u003e2.4GHz Wi-Fi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay\u003c\/td\u003e\n\u003ctd\u003e1.75\" AMOLED round touch display, 466x466 resolution, CO5300 driver chip, QSPI interface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTouch\u003c\/td\u003e\n\u003ctd\u003eCST820B driver chip\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eButtons\u003c\/td\u003e\n\u003ctd\u003e2 x programmable buttons + 1 x power button\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVibration Feedback\u003c\/td\u003e\n\u003ctd\u003eBuilt-in vibration motor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAudio Codec\u003c\/td\u003e\n\u003ctd\u003eES8311\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMicrophone\u003c\/td\u003e\n\u003ctd\u003eMEMS MIC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAudio Amplifier\u003c\/td\u003e\n\u003ctd\u003eAW8737A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIMU\u003c\/td\u003e\n\u003ctd\u003eBMI270\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRTC\u003c\/td\u003e\n\u003ctd\u003eRX8130CE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExpansion Interface\u003c\/td\u003e\n\u003ctd\u003eHY2.0-4P\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear Expansion Bus\u003c\/td\u003e\n\u003ctd\u003e2.54-7P, 2.54-6P\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBody Structure\u003c\/td\u003e\n\u003ctd\u003eLanyard hole\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Management\u003c\/td\u003e\n\u003ctd\u003eM5PM1 multi-level power management\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Capacity\u003c\/td\u003e\n\u003ctd\u003e450mAh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Power\u003c\/td\u003e\n\u003ctd\u003eUSB Type-C DC 5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Size\u003c\/td\u003e\n\u003ctd\u003e52.0 x 52.0 x 15.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Weight\u003c\/td\u003e\n\u003ctd\u003e39.0g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackage Size\u003c\/td\u003e\n\u003ctd\u003e70.0 x 70.0 x 23.6mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGross Weight\u003c\/td\u003e\n\u003ctd\u003e49.5g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePortable smart devices\u003c\/li\u003e\n\u003cli\u003eInteractive embedded prototypes\u003c\/li\u003e\n\u003cli\u003eElectronic badges and wearable-style interfaces\u003c\/li\u003e\n\u003cli\u003eLightweight IoT terminals\u003c\/li\u003e\n\u003cli\u003eCustom touch-based control panels\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePacking List\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 x StopWatch\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eNotes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eOfficial specifications are used where available.\u003c\/li\u003e\n\u003cli\u003eThis product is best suited for interface-driven and portable ESP32-S3 projects rather than minimal headless control nodes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eResources\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/docs.m5stack.com\/en\/products\/sku\/C152\" rel=\"nofollow\" target=\"_blank\"\u003eOfficial M5Stack documentation\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"M5Stack","offers":[{"title":"Default Title","offer_id":45877952872646,"sku":"M5-C152","price":69.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/0050\/4774\/files\/image-08-700_71633b23-5cf6-421f-add4-1b0296377b6e.webp?v=1779680672","url":"https:\/\/openelab.io\/sv\/products\/m5stack-stopwatch-dev-kit-esp32-s3","provider":"OpenELAB Technology Ltd.","version":"1.0","type":"link"}