OpenSprinkler › Forums › Hardware Questions › OpenSprinkler Pi (OSPi) › There is option to connect rain sensor ? › Re: Re: There is option to connect rain sensor ? August 6, 2014 at 2:36 pm #27238 rederikusParticipant @ray, Yes you did say it. earlier in this thread, I think. That was why I showed a picture of a v1.4 device. Since you shipped me a v1.4 it is the only version I have ever seen.