Feature:1. Powerful Sensitivity: 70Ddb probe head sensitivity allows users to detect tiny leakages in wall in a timely and accurate manner, helping them to identify and solve problems early, avoiding greater losses caused by water leakages.2. Enhanced Amplification: 20000 times sound amplification function enables the water leakage detector to amplify even the faintest sounds of leaks, ensuring users can hear them clearly and increasing detection accuracy.3. Penetrating Capability: The leakage detector can penetrate materials such as water pipes, cement pipes, and steel pipes without damaging the wall, making it versatile in detecting leakage inside pipes.4. Excellent Listening Experience: Equipped with 32 earphones and the option to connect to a 16 ohm speaker for clearer detection sounds, making this water leakage tester easier for users to determine the presence of leakages.5. 300mAh Battery: Built in 300mAh lithium ion battery for the water leakage detector provides long lasting usage without the need for frequent charging, greatly enhancing user experience.Specification:Item Type: Water Pipe Leakage MonitorMaterial: ABSSensitivity of Probe: -70DdbMaximum Sound Amplification: 20000XPenetrability: Pipes, Cement Pipes, Steel PipesReceiving Way: 32 Earphone, can be connected to 16 loudspeakerBattery Type: Built in 300mAh Lithium ion Battery.Package List:1 x Leakage Detector1 x Circular Probe1 x Needle Probe1 x Earphone1 x Data Cable1 x User Manual1 x Storage Bag