About This PROFESSIONAL RCS-S3 SENSOR - By optimizing the low-frequency resonance design, it can effectively penetrate thick-walled pipes and deep burial layers, and is suitable for external network pipes, industrial water supply pipes, and underground water supply systems. 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 50cm, accurately identifying the leakage location. 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). SIMPLE OPERATION - The acoustic leak detector features an intuitive self-developed UI with a clear touchscreen interface, guided instructions, and error alerts—making leak detection easy even for beginners. 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 Product Dimensions : 15.35"L x 8.66"W x 12.4"H Number of Batteries : 2 AAA batteries required. (included) Control Method : Touch