My husband loves fishing so for his birthday I bought him a new Navman Fish Finder model number F47M. The following Sunday he went out fishing to use his new toy. He took the box and the user manual with him so he could operate it correctly when he was on the water. When he came home he looked down and told me that he had dropped his fish finder manual in the water and could not figure out how to use it completely. I tried to think of a way to get another user manual and decided to turn to the Internet. I searched and found a website called manualsink.com. I was so happy to see that they had the exact user manual for his fish finder. My husband was a lot happier! We decided to download the manual instantly so he could get back on the water as soon as possible.