https://oshpark.com/shared_projects/j8y6FNp3
Its part of following project.
https://hackaday.io/project/2288-aurai-retrofit-dumb-air-conditioners
I believe it is Arduino compatible so it should works with custom coding. I also don't have idea about it. I just share with aim that any member can try this module without much soldering & their review can help other member.
nRF24L01 + ESP8266 Shield for Arduino Uno board and Mega 2560 board.
More info
http://www.sunfounder.com/index.php?c=blogcs&a=details&id=45&memberid=1
All ESP stuff info http://tech.scargill.net/ ESP12E or ESP13 .