This Simrad NSS Evo3 16" Touchscreen MFD Chartplotter is a great addition to any boat's navigation system. With its easy-to-use touchscreen interface, you can easily chart your course and keep an eye on your progress. This unit comes from a trusted brand, Simrad, and is sure to meet your needs.It's important to note that this item does not come with a warranty. However, it's also important to remember that this is a high-quality product that is built to last. Manufacturer Part Number 000-13236-001. The recent operating software update 23.4 ensures that you are getting the latest version of this product.