1. High quality pure copper material: This pair of pure copper antenna retractable retriever is made of high quality pure copper material, with good electrical conductivity, to ensure accurate test results.2. Telescopic design: Antenna ruler with telescopic function, can be adjusted according to need, easy to carry and use. Whether you're exploring outdoors or using it indoors, it has everything you need.3. High-precision water pulse meter: Equipped with high-precision water pulse meter, it can accurately measure the intersection position of groundwater veins and energy. Help you quickly locate water veins for accurate exploration and inspection.4. Multifunctional application: This pair of antenna stick and probe is not only suitable for finding water veins, but also for detecting other energy intersections, such as underground mineral deposits, underground pipelines, etc. It has wide application value.5. High-precision detection: Antenna ruler and probe rod adopt high-precision design, can provide accurate detection results. Both professional explorers and ordinary users can easily use it to obtain accurate positioning and detection data.Product parameters:Material: CopperSize :56 cm or 22.05 inColor: Gold, whiteQuantity: 1 pair or 2 pairs Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store