Advanced Leak Detection: Equipped with sensitive sensors to promptly detect any water leakage, ensuring your home is always protected. Automatic Shut-off Valve: Features an automatic valve that shuts off water flow upon detecting leaks, preventing water damage and wastage. and Reliable: Constructed with high-quality materials to and reliability in safeguarding your water purification systems. Easy Installation: Designed for hassle-free installation, making it suitable for both professional and DIY setups. Peace of Mind: Provides real-time alerts and alarms to notify you immediately of any detected leaks, offering constant protection. Note: Shipped without batteries, You need to prepare yourself 1x 9V alkaline battery. Due to different batches, there may be differences in product appearance, color, and printed text, which not affect the use. Colour:Blue Material:ABS Package Contents: 1 x Water Leak Detection Sensor Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.