Expandable storage: TF card slot enables practical and easily expandable storage for data logging, media, and assets. Powerful and efficient: ESP32 development board with a dual-core MCU, built-in WiFi and Bluetooth functionality. Up to 240 MHz main frequency, 520 KB RAM, 448 KB ROM, and 4 MB Flash memory deliver strong performance and efficiency. High-quality display: 3.5-inch color display with 16-bit RGB, 65K color depth, and 320x480 resolution for sharp, vibrant visuals. Key benefits: reliable wireless connectivity, ample onboard memory for firmware and data, and a vivid display for UI and debugging. Use cases: - IoT data logging and local storage without external modules - Prototyping human-machine interfaces, dashboards, and control panels - Wireless sensor networks and remote monitoring with WiFi or Bluetooth Notes: designed to work as an ESP32 development board with the described specifications and display capabilities. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.