DescriptionSmall, practical and professional, all of these functions can be combined in our pipe blockage probe. With a waterproof design, both metal pipes and PVC pipes can be used. Can solve the problem of whether the test pipeline is blocked, and provide you with great help. This is a good helper for electricians. With a blockage tester, it can easily detect blockage problems at home.Features- Color: Assorted Color. - Material: PVC. - Size: 2.50X0.70X0.70cm/ 0.98X0.28X0.28inch. - Wide range of applications. Solve the problem of pipe blockage faced by construction engineers and home users. - Used together with pipe blocking detectors, the effect is better and the quality is guaranteed. - This probe is made of high-quality PVC material, which is reliable in quality and can be used safely and securely. - It is mainly used to detect the clogging of water pipes, and it is a very good plug-in testing accessory. - Small size, light weight, waterproof design, easy operation. A good accessory for home.