About the dimensions of ESP_WROOM-02, please refer to the "0C-ESP8266__ESP-WROOM-02_WiFi_Module_Datasheet__EN_v0.2.pdf " for details.
The module with dimensions of 11mm x 11mm is our early module which is no longer in production.
Any more questions, please let us know.
Thanks.Statistics: Posted by Espressif_Kelly — Wed Jun 03, 2015 9:10 pm
]]>