In this video Nick Watts and Schultz Plumbing show us a stoppage inside of the pipe using there SeeSnake camera.
If you want this video closely you will see the water flowing through the pipe and then the come up to the “stoppage” and you can clearly see where the pipe is clogged.

The RIDGID Self-Leveling Camera is perfect for inspections of P-traps. This model has a small camera perfect for small places. On this model is RIDGID is made from Tungsten and is very portable.
The Line Capacity is about 2 inches to 12 inches with a maximum capacity of 325 feet. It has an running temperature [...]

The newest line of products in the world of plumbing is the RIDGID SeeSnake Micro Inspection Camera. This camera is perfect for those very hard to reach spots. The camera is very light and is extremely portable.
Plumbers all over the world will love this new high tech instrument. The RIDGID SeeSNake Micro Inspection [...]