미국 영어 회화 문법 2

1. What does this product do?
2. Can you tell me more about the specifications of this item?
3. How does this product compare to similar products on the market?
4. Is there a warranty or guarantee for this product?
5. Can you explain the different features and functions of this product?
6. Are there any recommended usage instructions for this product?
7. What materials is this product made from?
8. How long is the battery life of this product?
9. What is included in the packaging of this product?
10. Can you provide any customer reviews or testimonials for this product?