• ESP32 S2 Mini WiFi development board with ESP32-S2FN4R2, 4MB Flash, 2MB PSRAM, and included header pins.
  • Close-up of the front and back of the ESP32 S2 Mini module, showing pinout labels and USB-C port.
  • Dimensions (3.5cm/1.37in x 2.5cm/0.98in) and weight (3.0g) of the compact S2 Mini WiFi board.
  • Top-down view of the purple S2 Mini development board featuring the ESP32-S2 chip and USB-C connector.
1 4

ESP32 S2 Mini Development Board 4MB Flash + 2MB PSRAM | WiFi + USB-C

ESP32 S2 Mini Development Board 4MB Flash + 2MB PSRAM | WiFi + USB-C

🔥 1 sold•✓ In stock
HK$29.00
HK$29.00
Sale Sold out
Shipping calculated at checkout.

Delivery Options

  • Local delivery within Hong Kong and in-store pickup.​
  • Free shipping for orders of HK$400 or above; HK$35 shipping fee for orders below HK$400.​
  • Shipped by SF Express, usually dispatched the same day for orders confirmed before 6:00 PM (Mon–Sat).​
  • Estimated delivery time: 1–3 business days after dispatch (Hong Kong).​
  • In-store pickup details (location and time) will be confirmed by email or phone message.​
  • Delivery times are estimates and may be affected by weather or unforeseen circumstances.​

ESP32 S2 Mini Development Board with 4MB Flash + 2MB PSRAM

Bring more power, memory, and flexibility to your DIY electronics and IoT projects with the ESP32 S2 Mini. Based on the ESP32-S2FN4R2 WiFi SoC, this compact module delivers excellent wireless performance, ultra-low power consumption, and full MicroPython support—making it a strong upgrade from the popular D1 Mini form factor.

Key Features

  • Upgraded ESP32-S2FN4R2 WiFi IC
    Enhanced wireless capability with stable 2.4GHz WiFi performance.
  • Extra Memory for Bigger Projects
    Comes with 4MB Flash and 2MB PSRAM, allowing smooth MicroPython operation and support for more complex applications.
  • Ultra-Low Power Efficiency
    Designed for low-power tasks, battery-powered devices, and always-on sensor applications.
  • Full Peripheral Support
    Offers 27 digital GPIO pins, all supporting
    ✔ Interrupts
    ✔ PWM
    ✔ I2C
    ✔ Single-wire interface
    Also features ADC, DAC, SPI, UART, USB OTG, giving you flexibility for all kinds of electronics projects.
  • D1 Mini Compatible Layout
    Works with most D1 Mini shields and accessories.
  • Ready for Development
    Pre-flashed with MicroPython and supports Arduino, ESP-IDF, and CircuitPython workflows.

Specifications

  • Model: ESP32 S2 Mini
  • Working Voltage: 3.3V
  • Interface: USB Type-C
  • Flash Memory: 4MB
  • PSRAM: 2MB
  • GPIO Pins: 27 digital input/output
  • Default Firmware: MicroPython
  • Dimensions: Approx. 34 × 25 mm

Package Includes

  • 1 × ESP32 S2 Mini Development Board
  • 4 × Pin Headers
View full details