This wired water leak detector helps prevent serious economic loss by protecting your home from potential water damage. Water leaks can pose a significant risk, and this device provides an added layer of security. Place it near plumbing, sinks, aquariums, sump pumps, refrigerators, dishwashers, toilets, basements, washing machines, and garages. This wired water detector is not standalone and must be used with a compatible wired alarm system. Dimensions: 30x20x8mm Cable length: 1M Output: NO Weight: 21g Color: As shown Material: Plastic Note: This product is a wired water sensor only and cannot operate independently. It must be connected to an alarm host to function. Package Contents: 5 x Wired Leakage Alarm Detector Water Sensors The package includes only the items listed above; other products are not included. Note: Due to light reflection and differences in display screens, the color of the item in the image may vary slightly from the actual product. Measurement error allowance is +/- 1-3cm.