ESP32 S2 WiFi Microcontroller Board – Secure, Low Power IoT Development

The ESP32 S2 is a powerful single core WiFi microcontroller (MCU) built for secure, low power embedded and IoT (Internet of Things) applications. Ideal for developers, hobbyists, and engineers in New Zealand and beyond, this board offers advanced features such as USB OTG support, high performance GPIOs, and integrated security making it the perfect choice for your next smart device or wireless project.

With WiFi 802.11 b/g/n support and multiple power saving modes, the ESP32 S2 enables stable wireless connectivity with minimal energy consumption, making it a great fit for battery powered and wearable IoT devices.

Key Features & Benefits:

✅ Integrated 2.4 GHz Wi-Fi – Fast, reliable connectivity for IoT devices
✅ 240 MHz Xtensa® single-core processor – High performance for real-time applications
✅ USB OTG & native USB – Onboard USB simplifies programming and connectivity
✅ 43 programmable GPIOs – Flexible for sensors, actuators, and user interfaces
✅ Hardware security features – AES, RSA, SHA, and secure boot for encrypted communication
✅ Ultra-low power consumption – Ideal for wearable tech and battery operated systems
✅ Support for ESP-IDF and Arduino – Easy integration into existing workflows
✅ Compact size and breadboard-friendly design – Perfect for prototyping

Applications:

• Smart home devices

• Wearable electronics

• Wireless sensor nodes

• USB enabled embedded systems

• Low-power WiFi IoT projects

• Educational electronics and prototyping

Whether you’re building a smart home sensor, a portable IoT device, or a secure wireless controller, the ESP32 S2 delivers the flexibility and power you need without draining your battery.

Specifications

Sample Code For Reference [Github]

If you need technical support please check below link to find more details.

ESP32 S2

Pin Diagram