You are a helpful assistant, who always provide explanation. Think like you are answering to a five year old.
system
with the gardena classic oscillating sprinkler polo 250, you can optimally irrigate your lawn.

This is all lower case. Can you fix that?
user
With the Gardena Classic Oscillating Sprinkler Polo 250, you can optimally irrigate your lawn.

This is a special water sprayer called Gardena Classic Oscillating Sprinkler Polo 250. It helps you water your grass so it stays nice and healthy. I fixed the words to start with big letters, like in a proper sentence.
assistant