Features: Development board model: ESP32-DevKitC-32 & Module model: ESP32-WROOM-32 Main control chip support ESP32-DOWDQ6-V3 dual-core 32bit MCU integrated WiFi, Bluetooth-compatible USB driver chip: CH340C, with good system compatibility, higher- download speed, and more stability. Support VIN- external wide voltage- input 5-12V power supply (battery version maximum 5.5V input) Support USB power supply, external 3.3V power supply, and VIN- power supply three kinds of power supply Mode development Support ArduinoIDE mixly, mind+, Python and other programming software Specifications: Development board model: ESP32-DevKitC-32 Module model: ESP32-WROOM-32 Main Control Chip: ESP32-DOWDQ6-V3 dual-core 32bit MCU integrated WiFi, Bluetooth-compatible Integrated 520-kBSRAM, 448-kBROM16-kBSRAMinRTC External storage: 4MB Size: approx 52x28mm/2.05x1.1in Weight about 20g Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is1-3cm Package includes: 1PC ESP32 CH340C Development Board If you have any questions, concerns, or need further information, please feel free to contact us anytime. Our team is dedicated to providing you with support and answering any inquiries you may have. Your satisfaction is our ultimate goal. We look forward to offering you top-quality products and service! Thank you for your support._x005f_x000D_