Espressif
NodeMCU ESP8266 CH340 wifi Development Board
An ESP8266 WiFi board with the reliable CH340 USB bridge — an easy, low-cost IoT starting point.
LKR 1,000
In stock
Key features
- Built-in Wi-Fi (IEEE 802.11 b/g/n) for seamless IoT connectivity
- Reliable CH340 USB-to-UART for stable communication
- Multiple GPIO pins supporting UART, SPI, I2C, PWM, and ADC
- 4 MB flash memory for code and data storage
- Compatible with Arduino IDE, Lua, and NodeMCU firmware
- Low power consumption with deep sleep mode (~10 µA)
- Compact design (49 mm x 26 mm) with Reset and Flash buttons
- Stable 3.3V operation with onboard voltage regulator
Island-wide delivery
Genuine parts
Easy returns
The NodeMCU ESP8266 (CH340) is a compact, well-supported WiFi board for IoT and wireless projects. The ESP8266 handles 2.4GHz WiFi while the onboard CH340 USB-to-UART bridge makes flashing and debugging painless. With ten GPIO pins, 4MB of flash and Arduino IDE, Lua and NodeMCU firmware support, it is a friendly, affordable platform for developers and hobbyists alike.
Specifications
- Microcontroller: ESP8266 (32-bit, 80MHz)
- USB-to-UART: CH340
- WiFi: IEEE 802.11 b/g/n, 2.4GHz
- Flash memory: 4MB
- Voltage: 3.3V operating, 5V via USB
- 10 GPIO pins (UART, SPI, I2C, PWM, ADC)
- Power: deep sleep ~10µA, active ~70mA
- Dimensions: 49mm × 26mm
- Arduino IDE, Lua and NodeMCU firmware compatible
