The 3.9mm Small Hole Borescope is a specialized endoscope camera designed for inspecting 20 caliber and larger pipes and gun barrels. It provides high-resolution imaging, allowing users to see inside tight spaces with clarity.

The price of the 3.9mm Small Hole Borescope is $47.99. This affordable tool offers excellent value for those needing a reliable inspection camera for various applications.

Key features of the 3.9mm Small Hole Borescope include its 3.9mm diameter, compatibility with Android and iOS smartphones, and the ability to inspect gun barrels and pipes. It also offers high-definition video quality for detailed inspections.

This borescope is ideal for gun enthusiasts, plumbers, and mechanics who need to inspect hard-to-reach areas. It is particularly useful for anyone working with firearms or piping systems.

To use the 3.9mm Small Hole Borescope, simply connect it to your smartphone and insert it into the area you wish to inspect. For care, ensure the lens is clean and store it in a protective case to avoid damage.