Catalog > Electro-Mechanical Components > Relays > Relay Sockets Catalog > Consumer Electronics > Kits > DIY Kits NODEMCU LUA WiFi Board NODEMCU LUA WiFi Board BMT ESP8266EX NODEMCU WIFI BOARD D1 MINI NODEMCU LUA WIFI BOARD BASED ON ESP-8266EX. 11 DIGITAL I/O’S, ALL PINS HAVE INTERRUPT/PWM/I2C Discontinued Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Features This Is D1 Mini, It Is A Mini WiFi Board Based On ESP-8266EX 11 Digital Input/output Pins, All Pins Have Interrupt/pwm/i2C/One-wire Supported(Except D0) 1 Analog Input(3.3V Max Input) A Micro USB Connection Complete with Pin Headers