[Effective tool] This USB endoscope is equipped with a mirror, a small hook and a magnet. Hook can help you take small things out of the pipe, the magnet can help you take out the metal things, the mirror can help you see more details of the inside of the pipe. Semi-Rigid Cable: The borescope cable can be bent and hold its shape, making it much easier to inspect curved pipes. This helps detect pipes in a dark environment [Good compatibility] This USB endoscope is a portable video endoscope system with a flexible insertion tube. USB 3-in-1 convertible and micro USB and Type-C USB design, Compatible with USB device, computer and laptop (Windows XP / 7/8/10). It can be easily operated by connecting it directly to your smartphone, compatible with Android phones, and the mobile phone needs to support OTG and the function of accessing the external camera for normal use. [5.5mm waterproof camera probe] 5.5mm diameter IP67 waterproof camera probe, easy to explore hard-to-reach or hard-to-see areas such as sink pipes, sewers, ventilation pipes, car internals and so on. The art of 720P camera offers you a wonderful experience of recording a short range HD video in AVI format. It can be used to capture images or record videos easily, with a maximum resolution of 1280 * 720. [Unique LED technology] 6 adjustable white LED lights at the tip of the camera, can reach most of the hard-to-see areas, help improve image brightness and clarity even in dark or low light conditions.20M long flexible USB cable perfect for connecting android phones or computers. The handle knob can adjust the brightness of the camera's LED lights, and it can be used freely in any dim or bright light conditions. [Versatile] Daily use: underwater and bathroom pipe inspections, wall inspections, water seepage and clogging, home care, etc. Use of scientific research: biological plants, creature inspection, archaeological detection; Industrial use: car, automobile, motorcycle repair and maintenance inspection. Water chamber; waterproof micro cameras; sewer pipe detector; search and rescue; PCB detection; and so.