Feature: 1. This pipe clogging detector will quickly locator the blockage position with great accuracy. 2. Long detecting range together with low consumption will meet your various detecting needs. 3. Simple operation can be completed within one hand, and the performance is stable and reliable. 4. Made of high quality ABS material, the corrosion and oxidation resistant, durable for long use. 5. Small size and light weight make the carrying and storage easier and more convenient. Specification: Item Type: Line Blockage Detector Product Material: ABS Battery Model: G6F22 Number of Battery Cells: 2 Battery Type: Lithium Battery (shipped without battery) . Package List: 1 x Line Blockage Detector1 x Receiver1 x User Manual7 x Probe7 x Heat Shrink Tubing7 x Protector7 x Fixing Ring7 x Watch Case Holder Note: 1. After the using of detector is finished, the power must be turned off immediately.2. After finding the blockage position, please pull the lead wire out of the tube and place it in a reliable and safe place before removing the groove.3. When used to detect iron pipes, the detection distance is slightly reduced, but it does not affect the use.4. Please note that the new type and old type of this product will be sent randomly,and make sure you will not mind before ordering.