D1 Mini NodeMCU ESP32 ESP-WROOM-32 WLAN Board

D1 Mini NodeMCU ESP32 ESP-WROOM-32 WLAN Board

The D1 Mini ESP32 is a compact, breadboard-friendly development board based on the ESP32-WROOM-32 module. Combining the power of the ESP32 dual-core processor with a D1 Mini form factor, it delivers Wi-Fi (WLAN) and Bluetooth connectivity in an ultra-small footprint — perfect for space-constrained IoT builds and rapid prototyping.

Key Features

• ESP32-WROOM-32 Module: Dual-core Xtensa LX6, up to 240 MHz with 4MB flash
• Wi-Fi (WLAN): 802.11 b/g/n 2.4 GHz with STA, AP, and STA+AP modes
• Bluetooth: Classic BT 4.2 and BLE onboard
• D1 Mini Form Factor: Compact design compatible with D1 Mini shields and accessories
• USB-C / Micro-USB: Easy programming and power via USB
• Rich GPIO: Multiple digital, analog, UART, SPI, I2C, and PWM pins
• Arduino & MicroPython Compatible: Program with Arduino IDE, ESP-IDF, or MicroPython
• Onboard LED: Status LED for quick debugging

Specifications

• SoC: ESP32-D0WD (Dual-core, 240 MHz)
• Module: ESP32-WROOM-32
• Flash: 4MB
• Wi-Fi: 802.11 b/g/n, 2.4 GHz
• Bluetooth: v4.2 BR/EDR + BLE
• Operating Voltage: 3.3V logic / 5V via USB
• Form Factor: D1 Mini compatible

Ideal For

• Wi-Fi connected IoT sensor nodes
• Home automation and smart switching
• BLE proximity and beacon projects
• D1 Mini shield-based expansions
• Wearable and compact embedded projects
• NodeMCU-style rapid prototyping

The D1 Mini ESP32 brings the best of both worlds — the powerful ESP32-WROOM-32 in the beloved D1 Mini form factor. Drop-in compatible with many D1 Mini shields and ideal for any WLAN-enabled embedded project.