Amazon.com Product Description
This versatile fishing tool sports a 405SX single beam fishfinder, and includes 160 vertical pixels and temperature, and water surface temperature variation, to help you find even more fish. Its big 3 x 4 inch, high contrast FSTN display provides clear viewing at angles and in low light situations, and the 4-level grayscale monitor reveals greater underwater detail and maximizes bottom, fish, and structure definition. The Total Screen Update feature updates your bottom image as the depth changes range.
Installation is easy with the 405SX's exclusive Quick Connect & Tilt Swivel mount, which lets you mount the device with no cables to plug in.
You'll also get selectable "Fish ID" target identification, which lets you identify fish targets & their depth or view sonar data. Other features include: a 24° hydrodynamic transducer that slices through water for optimum performance under all conditions, quick access view button, depth alarm to 99 feet, 3 button menu system with smart menus, clear view lens, bottom black option for high visibility, feature memory, 3-level fish alarm, and much more.