In the video, a person is seen demonstrating how to set up a watering system for plants. The person is using a white PVC pipe to create a watering system. The pipe is connected to a water source and has a small blue valve attached to it. The person is also using a black pot filled with soil to show how the watering system works. The pot is placed on a wooden surface, and there are several other plants visible in the background. The person is pointing to the pipe and the valve, explaining how the system works.