ESP32-C3 SuperMini Dev Board – WiFi & Bluetooth 5.0

ESP32-C3 SuperMini Development Board – Compact WiFi & Bluetooth 5.0 Module

Meet the ESP32-C3 SuperMini Development Board — one of the smallest, most capable microcontroller boards available for makers, hobbyists, and engineers alike. Powered by the ESP32-C3FN4 chip, this ultra-compact module (just 22.52 × 18 mm — roughly thumb-sized) packs dual wireless connectivity — WiFi 802.11 b/g/n and Bluetooth 5.0 — into a form factor perfect for wearables, IoT devices, and space-constrained projects.

Fully compatible with the Arduino IDE and MicroPython, it's an ideal platform for rapid prototyping and production-ready embedded designs. Whether you're building a smart home sensor, a wireless remote, or a wearable gadget, the ESP32-C3 SuperMini delivers impressive performance in a tiny package.

Key Features

• Chip: ESP32-C3FN4 RISC-V single-core processor
• Connectivity: WiFi 802.11 b/g/n + Bluetooth 5.0 (BLE)
• Ultra-Compact Size: 22.52 × 18 mm — thumb-sized footprint
• Onboard LED: Blue LED on GPIO8 pin for quick status indication
• Package Type: SMD — clean, low-profile design
• Arduino Compatible: Works seamlessly with Arduino IDE & MicroPython
• Customizable: Fully programmable for your specific project needs
• Condition: Brand new
• Available in: Single board, with optional adapter, or in packs of 5 or 10

Who Is This For?

The ESP32-C3 SuperMini is perfect for:

• 🔌 IoT Developers building connected smart-home devices
• ⌚ Wearable Tech Makers who need compact, low-power wireless
• 🤖 Arduino Enthusiasts looking to upgrade to WiFi + BT capability
• 🎓 Students & Educators exploring embedded systems and wireless protocols
• 🏭 Prototypers needing a reliable, production-friendly module

What's in the Box?

• ESP32-C3 SuperMini Development Board (quantity based on selected option)
• Optional ESP32-C3 adapter included with adapter variant

Options Available

• ESP32-C3 Adapter Bundle
• 1 pc
• 5 pcs
• 10 pcs

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• Glow in the Dark Natural Stone Round Beads | DIY Jewelry Making — pair with wearable ESP32 projects for unique accessories

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Frequently Asked Questions

Q: What makes the ESP32-C3 SuperMini different from a standard ESP32 board?

A: The ESP32-C3 SuperMini is significantly smaller than standard ESP32 boards — measuring just 22.52 × 18 mm — making it ideal for wearables and compact enclosures. It uses the RISC-V based ESP32-C3FN4 chip with Bluetooth 5.0 BLE and WiFi 802.11 b/g/n, offering modern connectivity in a thumb-sized package while remaining fully Arduino IDE compatible.

Q: Is the ESP32-C3 SuperMini compatible with the Arduino IDE?

A: Yes! The ESP32-C3 SuperMini is fully compatible with the Arduino IDE. Simply add the ESP32 board package to your Arduino IDE board manager, select the ESP32C3 Dev Module, and you're ready to upload sketches. It also supports MicroPython for those who prefer a Python-based workflow.

Q: What is the onboard blue LED connected to?

A: The onboard blue LED is connected to GPIO8. You can control it directly via code — useful for status indicators, debugging, or visual feedback in your projects.

Q: Can I buy multiple boards at once?

A: Absolutely! The ESP32-C3 SuperMini is available in packs of 1, 5, or 10 boards, as well as an adapter bundle variant. Multi-pack options offer great value for classroom use, bulk prototyping, or stocking up for future projects.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.