Feature: 1. Enhanced Sensitivity: Our water leakage detection device utilizes new components to amplify sound waves through walls, significantly improving sound quality for precise detection. 2. 3.5mm Jack Extension: Easily connect to display screens, recording pens, transmitters, or wireless devices, and insert dual channel wires for direct recording, offering versatile functionality. 3. Compact Design, Long Battery Life: With a built-in 100mAh rechargeable battery and a standard Android charging interface, this device can operate continuously for 5 to 7 hours, ensuring extended usage time. 4. Noise Filtering Technology: Featuring advanced noise filtering technology, our detector efficiently reduces background noise, enabling faster and more accurate leakage detection. 5. 13000X Sound Amplification: Equipped with powerful sound amplification capabilities, our device can detect leakages in water pipes, cement pipes, and steel pipes, making it suitable for various pipeline construction applications. Its compact 37 x 34mm size ensures convenient portability. Specification: Item Type: Water Leakage Detector Material: ABS Current Consumption: 12mA Compatible Battery: 3.7V Lithium Battery 100mAh x 1 (Built-in Battery included) Probe Sensitivity: -60dB Maximum Sound Amplification: 13000X Penetration: Water Pipe, Cement Pipe, Steel Pipe Listening Method: 3.5mm Headphones Package List: 1 x Water Leakage Detector 1 x Earphones 1 x USB-C Data Cable 1 x Manual