Features: Powerful ESP32 development board integrates a 1.9inch high resolution LCD (170x320pixels), supporting WiFi/bluetooth-compatible for seamlessly projects. Features versatilitys I2C/SPI/UART interfaces, and 5V operation for easy integration with sensors, displays, and intelligent home systems. Ideal for developers, engineers, and maker creating devices, embedde systems, or portable electronics requiring wireless connectivities and clear visual feedback. Perfect for building intelligent home dashboards, environmental monitoring tools, industrial controllers, or compactly digital signage with real time data display. Its compactly 1.9inch LCD screen with ESP32's processing and 16MB storage enables advanced prototyping while maintaining energy efficient 5Voperation. Specifications: Component:Plastic Size:Approx.63.7x31.5mm/2.51x1.24inch Option Type:1pc,2pcs; interfaces: TYPE C Working voltages:USB 5V LCD display: 1.9inches Serial port speed: 115200bps Frequency ranges:2412-2484MHz bluetooth-compatible protocol: 4.2BR standards WiFi protocol:802.11b/g/n antennas form: onboards antennas, gain2dBi Supported interfaces: UART SPI、SDIO、I2C、I2S、ADC Package Includes: Package A 1pc LCD ESP32 Development Board Package B 2pcs LCD ESP32 Development Board note: Please allow 1-2cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.