Features: and high quality NodeMcu Lua WIFI IoT development board ESP8266 serial port wifi module ESP8266 supports all IO ports brought out, allows direct download without reset ESP8266 NodeMcu is a popular and widely used development board based on the ESP-12E wifi module Combines ease of programming with IDE and Wi-Fi capability Contains a built-in 32-bit low power CPU, ROM, and memory Provides a complete and self-contained Wi-Fi network solution capable of running software applications as a standalone device or in conjunction with a microcontroller Specifications: Item: ESP8266 CH340 Development Board Model: NodeMcu Lua WIFI V3 Driver: CH340 V3 Size: approx 57 x 31 mm / 2.24 x 1.22 in Note: Due to lighting effects and shooting angles, there may be slight color variations in the product Please allow 1 cm measurement deviation due to manual measurement Package includes: 1 x ESP8266 CH340 Development Board