amazon fba 2022

hey am new to amazon fba I want to look for a very profitable product with little competition and the purchase price is not very high. The maximum price for the minimum quantity is $1,000to 4000 and it is sold at a reasonable price between 10 and 20if possible. I hope you can help me can i start with that and step by step I sell other and I need key world and product description short and full if you can and if you can see a product I can take 300 is the less quantit