Price history on Walmart.com for
winland electronics w-s-u enviroalert water presence standard surface sensor; unsupervised
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The Winland Unsupervised Water Sensor is for use with the Winland WaterBug and EnviroAlert Systems. It will not alarm if wire is severed. Size: 3 x 2 x 0.88 inches (76.2 x 50.8 x 22.35 mm). Cable length: 4.5 m.
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