This wired water leak detector helps prevent water damage by detecting leaks near plumbing, sinks, aquariums, sump pumps, refrigerators, dishwashers, toilets, basements, washing machines, and garages. It must be used with a compatible wired alarm system and cannot operate independently. Dimensions: 30 x 20 x 8 mm Cable Length: 1 m Output: NO Weight: 21 g Color: As shown in picture Material: Plastic Package Contents: 5 x Wired Water Leak Detector Sensors Note: This product is a wired water sensor only and requires connection to an alarm host to function. The package includes only the items listed above; other accessories are not included. Due to lighting and screen differences, the actual product color may vary slightly from the image. Measurement tolerance: ±1–3 cm.