OpenSprinkler › Forums › Hardware Questions › OpenSprinkler Pi (OSPi) › Relay board that works with DC solonaid ? › Re: Re: Relay board that works with DC solonaid ? May 24, 2014 at 7:08 pm #26906 ChaoscripTMember Understand you, Means Latching works with “pules”. When the OpenSprinkler Bee will realese? It will work with the smartphone app? Can I connect to it USB WIFI Adapter? Regards.