ITEM NAME:ESP8266 WIFI V3 NodeMcu Node MCU Base ESP8266 Testing DIY Breadboard Basics B8Q1 ESP8266 WIFI V3 NodeMcu Node MCU Base ESP8266 Testing DIY Breadboard Basics B8Q1 This is a breadboard for the LOLIN NodeMCU Development Board ESP8266-12E for Arduino IDE Please note this has a pin spacing of 28MM between the rows unlike the unit made by DOIT witch is 23 MM Colour:Black material:metal Size:bottom plate 6x6x1.2cm Package Contents: 1 set * for NodeMcu Base ESP8266 Testing DIY Breadboard Plate NEU.1 set for NodeMcu Base ESP8266 Testing DIY Breadboard Plate NEU. Size:bottom plate 6x6x1.2cm.