Features: Equipped with a RISC V base in esp32 chip and integrated 0.42in display, this development board delivers double mode wifi/bluetooth-compatible connection and 160MHz processing power for seamlessly applications. Feature low power consumption (<10μA in sleep) and compactly design, eliminating external display requirements while optimizing battery efficiency for prolonged operation. Ideal for electronics enthusiasts, developers, and STEM educators wireless enables prototyping tools for intelligent home systems or wearable technology projects. Perfect for device monitoring in home automation setups, industrial sensoring networkings, or portable data visualization applications requiring instantly feedback. Streamlines embeddedlysystem development with easy to use functionality, combining processing, wireless communication, and viewing interfaces capabilities . Specifications: Type: esp32 development boardB WiFi: 802.11b/g/n protocol, 2.4GhHz bluetooth-compatible: BLE5.0 Pin interfaces: 1xI2C, 1xSPI, 2xUART, 11xGPIO (Adjust), 4xADC Onboards LED Blue Light: GPIO8Pin Size:about 24.8x20.45mm/ 0.98x0.81in Package Includes: 1xESP32 Development Board 2x Needle line note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.