DIN Rail Mount Screw Terminal Block Breakout Board for ESP32-DevKitM-1. With the breakout board, you can easily extend ESP32-DevKitM-1 projects to industrial control applications. PCB mount Terminal Block: pitch 5.0mm/0.197", strip length 7mm, screws - M2.5, steel, Cr3+ Zn plated. pin header and cage - brass. Wire range 28AWG ~ 12AWG / 2.5mm square. High quality Taiwan DINKLE Fireproof nylon material DIN rail mount carrier, can support width 35mm / 32mm / 15mm rail, and the carrier can be taken apart for panel mount use. FR-4 fiber glass PCB, dual copper layers. Note: the item not include ESP32-DevKitM-1 board. The breakour board supports ESPRESSIF official ESP32-DevKitM-1, but we do not guarantee whether to support third-party modules, you can check the ESPRESSIF official website for more information before buying.