HiLetgo 3pcs USB to ESP8266 Serial WIFI Module WIFI Adapter Wireless Development Board CH340

Features: 100% brand new and high quality. High speed CPU frequency Can be used as a serial port WIFI Specifications: Condition: new Color: blue Size: 4. 8*3. 5cm Weight: 5. 4g Discription: This module simply turn USB serial port module, is responsible only for ESP8266 module converts USB interface for serial ports. Knowledge of all the WiFi please check relevant information using the ESP8266 module. Function: The interposer board is mainly to facilitate ESP8266 through serial port PC Features: 1. using CH340 to serial chip, stable performance, compatibility, and all Windows system support. 2. 3. 3225 SMD crystal oscillator, improve stability of serial work, on a beautiful and tall.