NodeMCU V3 ESP8266 development board with CH340 USB-to-serial chip. Perfect for IoT projects, WiFi connectivity, and rapid prototyping with Lua scripting or Arduino IDE.

Microcontroller: ESP8266 (ESP-12E module) USB-to-Serial: CH340 Operating Voltage: 3.3V Input Voltage: 4.5V - 9V (10V MAX) Digital I/O Pins: 16 Analog Input Pins: 1 Flash Memory: 4MB WiFi Standard: 802.11 b/g/n Transfer Rate: 110-460800bps Communication Interfaces: UART, GPIO, SPI, I2C Working Temperature: -40°C to +125°C Dimensions: 49mm x 26mm x 13mm (approximate) Weight: 10g (approximate)

