About This DUAL-SCENARIO APPLICABILITY - DMR-H40 sensor can be used for leakage detection on walls and in narrow spaces; DMR-V59 sensor is suitable for indoor pipe leakage. Help detect minor leaks in the home. PRECISE POSITIONING- Acoustic leak detector features two detection modes: General Detection Mode enables rapid investigation of large areas, saving time; Location Mode is accurate to within 10cm, accurately identifying the leakage location. DUAL MEMBRANE RESONANCE SENSOR - Utilizing a sensitive piezoelectric design, it quickly identifies high-frequency leak signals from pipe cracks. With fast response, high accuracy, and strong anti-interference capabilities, it is suitable for detecting tap water pipes, floor heating pipes, and indoor water pipe use. WORRY-FREE USE - 2 years of worry-free use and supports 12 languages (English, Turkish, Italian, French, Spanish, Arabic, Russian, Korean, German, Portuguese, Polish, and Vietnamese). ERGONOMIC DESIGN - Adjustable portable handle for convenient use by people of all kinds. The IP54 waterproof case is portable and adaptable to various environments. Overview Color : Orange Brand : PQWT Power Source : Battery Powered Product Dimensions : 15.35"L x 12.4"W x 8.6"H Battery Description : Lithium-Ion