Check the listing for details. ESP32 WiFi Bluetooth Development Board / ESP32 WROVER Breakout Expansion Board. Condition: New. Listed at 11.39 USD. Powerful Expansion Board: Enhance your ESP32 project with our black ESP32-44Pin expansion board, compatible with most core boards on the market. Easily expand pins for diverse applications and improved reliability Note: To ensure compatibility with the development board: 1. The pin headers must be spaced 2.54mm apart; 2. Power supply: 5V/3V; 3. GND pins must match. Note: The LEDs on the expansion board are directly connected to the core board's IO ports, as shown in the linked image. IO signal changes are directly reflected by the LEDs Friendly Design: 2.54mm-pitch pin and female headers provide access to all ESP32/ESP32-S3 core board IO ports, power, and reset pins, making it easy for developers to connect them using DuPont wires. The KF terminals are designed for direct connection to wi.