Description: The NodeMcu is an open-source firmware and development kit that helps you to prototype your IOT product within a few Lua script lines.
Features:
- Low-cost WiFi solution programmable with the Lua scripting language
- On-board USB-serial adaptor
- PCB antenna (no external antenna required)
- 10 GPIO pins, each GPIO can be PWM, I2C, 1-wire
- Breadboard compatible
- Powered via microB USB
Specifications:
operating voltage: 5 VDC (USB)
dimensions: 5.8 x 3.2 x 1.2 cm
weight: 12 g
Documentation and Downloads
![[WRL-13231] SparkFun ESP8266 Thing](/web/image/product.product/7087/image_128/%5BWRL-13231%5D%20SparkFun%20ESP8266%20Thing?unique=9c3a5e5)
![[WRL-13711] SparkFun ESP8266 Thing - Dev Board](/web/image/product.product/7096/image_128/%5BWRL-13711%5D%20SparkFun%20ESP8266%20Thing%20-%20Dev%20Board?unique=889cba2)
![[WRL-13804] SparkFun ESP8266 Thing - Dev Board (with Headers)](/web/image/product.product/6163/image_128/%5BWRL-13804%5D%20SparkFun%20ESP8266%20Thing%20-%20Dev%20Board%20%28with%20Headers%29?unique=48878b2)