Humminbird Finder has for a long time been market leader for years because of their quality and design. The instruments are robust, waterproof, and withstand therefore demanding conditions. With the best screens you will have the clearest picture. Many will recognize the set up of the menues from the pc-world, and they are therefore simple to understand. I many waters there are abundant floor topography and challenging water circumstances which put strict demands to the fish finder. Humminbird Finder have developed their advanced fishing systems with even better technology which gives you new and advanced features. Both screen and receiver are improved, and those very sensitive receivers separates false echoes and point out temperature zones and water layers. Variable screen speed gives necessary calmness in the image. The image can be "frozen" so that details can be studied carefully and saved together with posicions data. Most popular now is to take the next step to combining chart plotter and echo sounder. More likely you can use the old transducer with or without transition cable. A secure choice when obtaining a fish finder is to purchase a Humminbird finder that fits best to your needs.