This NodeMCU-style ESP32 board is based on the powerful ESP-WROOM-32 module. It features dual-mode wireless connectivity (Wi-Fi + Bluetooth), 38 accessible pins, and USB-to-serial programming via CP2102 or CH340. Ideal for IoT, automation, and wireless sensor networks.

Specifications

• Microcontroller: ESP32-WROOM-32 (Tensilica LX6 dual-core @ up to 240 MHz)
• Wireless:
  - Wi-Fi 802.11 b/g/n
  - Bluetooth v4.2 BR/EDR + BLE
• Flash Memory: 4 MB
• SRAM: 520 KB
• GPIO: 30+ usable pins (38-pin breakout)
  - UART, SPI, I²C, PWM, ADC (12-bit), DAC, touch, IR
• USB Interface: CP2102 or CH340 USB-to-Serial (micro USB)
• Operating Voltage: 3.3 V logic
• Power Input: 5 V via USB or VIN pin
• Current Consumption:
  - Active: ~160 mA
  - Deep Sleep: ~10 μA
• Dimensions: ~58 mm × 28 mm
• Programming: Arduino IDE, MicroPython, ESP-IDF
• OS Compatibility: Windows, Linux, macOS

Features

• Dual-core processor with integrated Wi-Fi and Bluetooth
• 38-pin breakout for maximum GPIO access
• Breadboard-friendly layout with onboard voltage regulator
• Ideal for IoT, automation, robotics, and wireless sensor networks
• Common use cases:
  - Smart home controllers and sensors
  - BLE/Wi-Fi bridges and gateways
  - Data loggers and remote monitoring nodes
  - Classroom and STEM embedded projects