I would love to have one. Unfortunately, it would have to be solar, and have a range of 5 miles.  If you have line of site between point A and B (perhaps a small tower if needed), you could make it work using cheap off the shelf WIFI equipment and high gain directional antennas.
12 ac pond in NW Missouri. 28' max depth at full pool. Fish Present: LMB, BG, RES, YP, CC, WB, HSB, WE, BCP, WCP, GSH.
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