Lets is the third person singular present tense form of the verb let meaning to permit or allow. In the questioner’s examples, the sentence means to say “Product (allows/permits you to) do something.
Many people use "let, let's and lets" in conversation What's the difference between them?
Is sentence 1 wrong? If so, why? I have read the answers to "Let's" vs. "lets": which is correct? but they don't seem to discuss the case when this word comes at the start of a sentence. It says you can test.
