Specification: 2M Remote Scanning ABS HOUSINGThe receiver and This Pipe Blockage Locators can smart scan at a distance 2M.The blockage tester shell is made of excellent ABS material, which is impact resistant, scratch resistant, and does not deform.There are two receiving modes Far note about 2M and Near note about 50 centimeter. IP67 waterproof probeThis Pipe Blockage Locators can be used to detect wall studs, metal pipes, PVC pipes, and even water pipes. It can accurately locate hidden blockages in pipelines and is widely used in industries such as indoor decoration and home installation. It can adapt to various environments and ensure safe construction. This Pipe Blockage Locators comes with 4 spare waterproof probes that are easy to replace on your own, solving the problem of clogged pipes faced by construction engineers and home users. Adjustable sensitivity Accurate positioning The receiver has a builtin induction coil to receive the magnetic signal from the pipeline, and the coil generates an induced current to calculate the direction and position of the transmitter can improve its sensing ability to the transmitter by adjusting its sensitivity. This blockage tester is mainly used to accurately locate the location of pipeline blockages and remind you through a buzzer, stable and reliable. Long battery lifeThis Pipe Blockage Locators built in 1500mAh 3.7V lithium battery with a running time of 10 hours, convenient for charging computers and portable power banks.Signal strength6 gear,it is flashing when battery is low. Includes Widely UsedThis Pipe Blockage Locators comes with 1 x Plugging Tester,1 x Receiver,4 x Probes,4 x Probe Protection Cases,4 x Probe Sleeves,4 x Heat Shrink Tubes,4 x Diodes,1 x Charger,2 x Connection Wire,1 x Red handle,1 x User Manual English. Widely used in interior decoration, home installation and other industries, allowing various construction safely proceed.