Buy the Brand New WEMOS D1 Pro mini-16 m External Antenna Connector ESP8266 WIFI Networking Smart Component at Best Price Only at Prayog India.in. The ESP8266 is a low-cost Wi-Fi microchip, with a full TCP/IP stack and microcontroller capability. It has a 16MB (128M bit) Flash and an External antenna connector with a Built-in ceramic antenna. Features: 11 digital input/output pins Interrupt/PWM/I2C/one-wire 1 analog input(3.2V max input) 16M bytes(128M bit) Flash External antenna connector Built-in ceramic antenna New CP2104 USB-TO-UART IC Package Includes: 1 x WeMos D1 mini Pro 2 x Long female pins 2 x Short female pins 2 x Normal pins Category: Esp Wifi Module