Automatic Operation & High Sensitivity: Simply place it where you want to check for leaks; it automatically detects leaks, and when all three contactors touch water, it immediately alerts you. Easy to use. No buttons, no programming – use it straight out of the box. High-Quality Material: This leak detector is made of high-quality ABS plastic, making it durable and eco-friendly. Low power consumption. By helping you detect water leaks in your home, it also helps save energy and protect the environment. You won't regret buying it. A Great Life Helper: Water damage is one of the most common and costly problems for families. Even a small amount of water can cause serious problems for your family. When it detects even a small leak, the water leak alarm sounds very loudly, letting you know you have a problem that needs immediate attention before it becomes a costly issue. 9V Alkaline Battery: This product requires a 9V alkaline battery (not included). A quality battery is recommended; these typically last for about a year. Applicable Area: Widely used in all potential flood points – near bathrooms, basements, kitchens, boats, garages, etc. Use this product with confidence; no operation is required, just install the battery and place the product in the test location. Color: White Quantity: 1 piece