Catalog > Internet of Things (IOT) Related Products > More Platforms ESP8266-12F Development/Testing Board ESP8266-12F Development/Testing Board CMU NODEMCU ESP8266 DEVELP BOARD ESP8266-12F DEVELOPMENT/TESTING BOARD FOR LOLIN TYPE NODEMCU. 28MM SPACING BETWEEN ROWS.(NOT SAME AS DOIT-23MM) Discontinued Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Features This is a breadboard for the LOLIN NodeMCU Development Board ESP8266-12E for Arduino IDE see other listing Please note this has a pin spacing of 28MM between the rows unlike the unit made by DOIT witch is 23 mm This is compatible with the LOLIN NodeMCU not the DOIT device Package Included: 1 x NodeMcu Base ESP8266 Testing DI