{"product_id":"esp32-c3-supermini-development-board-wifi-bluetooth-arduino-1","title":"ESP32-C3 SuperMini Dev Board WiFi Bluetooth 5 Arduino IoT","description":"\n\u003ch2\u003eESP32-C3 SuperMini Development Board — Compact IoT Powerhouse\u003c\/h2\u003e\n\u003cp\u003eMeet the \u003cstrong\u003eESP32-C3 SuperMini\u003c\/strong\u003e, an ultra-compact IoT development board built around the Espressif ESP32-C3 chip. Powered by a 32-bit RISC-V single-core processor running up to 160 MHz and featuring dual-mode WiFi + Bluetooth 5.0 (LE), this tiny board packs serious performance into a thumb-sized footprint (22.52 × 18 mm). Whether you're building smart home gadgets, wireless wearables, or IoT sensor nodes, the ESP32-C3 SuperMini is the perfect starting point — and it's fully compatible with the Arduino IDE.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePowerful CPU:\u003c\/strong\u003e ESP32-C3 (ESP32C3FN4), 32-bit RISC-V single-core processor, up to 160 MHz with FPU for 32-bit single-precision operations\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWiFi:\u003c\/strong\u003e IEEE 802.11 b\/g\/n, 2.4 GHz — supports Station, SoftAP, SoftAP+Station, and hybrid modes\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBluetooth 5.0 (LE):\u003c\/strong\u003e Low-energy Bluetooth for wearable and sensor applications\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUltra-Low Power:\u003c\/strong\u003e Deep sleep current of only ~43 µA — ideal for battery-powered projects\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOnboard Memory:\u003c\/strong\u003e 400 KB SRAM, 384 KB ROM, 4 MB Flash\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRich Interfaces:\u003c\/strong\u003e 11 × GPIO (PWM-capable), 4 × ADC, 1 × I2C, 1 × SPI, 2 × UART\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHardware Security:\u003c\/strong\u003e AES-128\/256 encryption, RSA, HMAC, SHA hashing, digital signatures, and secure boot\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOnboard Blue LED:\u003c\/strong\u003e Connected to GPIO8 pin\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact Form Factor:\u003c\/strong\u003e Single-sided surface-mount design, fits easily into space-constrained enclosures\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eExternal Antenna:\u003c\/strong\u003e Enhances wireless signal strength for demanding environments\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eButtons:\u003c\/strong\u003e Dedicated Reset and Boot loader mode buttons onboard\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMulti-Pack Options:\u003c\/strong\u003e Available in quantities from 1 to 50 — stock up for classroom or lab use\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChip Model\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eESP32C3FN4\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCPU\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e32-bit RISC-V, up to 160 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWiFi Protocol\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIEEE 802.11 b\/g\/n @ 2.4 GHz\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBluetooth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBluetooth 5.0 Low Energy (LE)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFlash\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4 MB\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSRAM\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e400 KB\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eROM\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e384 KB\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eGPIO (PWM)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e11 pins\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eADC\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4 pins\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSerial Interfaces\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2× UART, 1× I2C, 1× SPI\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDeep Sleep Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e~43 µA\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBoard Dimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e22.52 × 18 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOnboard LED\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBlue, GPIO8\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWho Is This For?\u003c\/h3\u003e\n\u003cp\u003eThe ESP32-C3 SuperMini is designed for makers, hobbyists, students, and professional prototypers who need a capable, low-power wireless microcontroller in the smallest possible package. It works seamlessly with the Arduino IDE and MicroPython, making it an excellent upgrade from older boards like the ESP8266 or classic ESP32 DevKit.\u003c\/p\u003e\n\n\u003cp\u003eFor more information on best practices for IoT device security and wireless communication standards, visit the NIST Internet of Things resource page.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Is the ESP32-C3 SuperMini compatible with the Arduino IDE?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The ESP32-C3 SuperMini is fully compatible with the Arduino IDE. Simply add the Espressif ESP32 board package to your Arduino IDE board manager and you can upload sketches directly over USB. It also supports MicroPython for Python-based development.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What is the difference between the ESP32-C3 SuperMini and a standard ESP32 DevKit?\u003c\/h4\u003e\n\u003cp\u003eA: The ESP32-C3 SuperMini uses the newer RISC-V architecture (rather than Xtensa LX6\/LX7) and is significantly smaller at just 22.52 × 18 mm. It features Bluetooth 5.0 LE, ultra-low deep-sleep power (~43 µA), and hardware security accelerators, making it better suited for compact, battery-powered, and security-conscious IoT projects compared to a traditional ESP32 DevKit.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can I order multiple boards at once?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. This listing offers multi-pack options ranging from 1 to 50 boards, making it cost-effective for classrooms, labs, and prototyping teams that need multiple units.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What wireless modes does the WiFi support?\u003c\/h4\u003e\n\u003cp\u003eA: The onboard 2.4 GHz WiFi supports IEEE 802.11 b\/g\/n and can operate in Station mode (connects to a router), SoftAP mode (acts as an access point), SoftAP+Station mode (both simultaneously), and hybrid mode — giving you maximum flexibility for your network topology.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Does the board have built-in security features?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The ESP32-C3 chip includes hardware-accelerated encryption supporting AES-128\/256, RSA, HMAC, SHA hashing, digital signatures, and secure boot — providing a strong security foundation for IoT deployments right out of the box.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Is the ESP32-C3 SuperMini compatible with the Arduino IDE?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! The ESP32-C3 SuperMini is fully compatible with the Arduino IDE. Simply add the Espressif ESP32 board package to your Arduino IDE board manager and you can upload sketches directly over USB. 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