You should spend about 20 minutes on this task. The diagrams show the structure of solar panel and its use. Write a report for a university, lecturer describing the information shown below. Summarise the information by selecting and reporting the main features and make comparisons where relevant. You should write at least 150 words.

The illustration presents the structure of a solar panel and its use. Overall, the solar panel is pretty simple as it consists of only two parts: a box and a transparent top. First, let’s talk about the bottom; the diagram shows a box on the bottom, and it has two tubes coming out from it. […]