This PCB is designed to use with ESP-WROOM-02 Module, since the ESP-WROOM-02 Board comes in SMD Package, it is not suitable to use it for bread boarding or for other development and testing purposes without any extensive soldering. This PCB comes with compatible pads to solder the ESP-WROOM-02 Board on to it. We are providing the required male headers with this PCB.
Through Hole pins Pitch: 2.54mm
Dimensions: 25.5mm x 26mm.