This Garmin Course Computer Unit (Reactor 40 CCU) is a reliable and efficient electronic navigation device. It is perfect for boat owners who want to enhance their boating experience. The unit is designed to provide accurate and precise navigation information to the user. It is compatible with various Garmin GPS receivers and is easy to install.

With its brand reputation, Garmin has been a trusted name in the boating industry for years. This Course Computer Unit is a testament to their commitment to providing high-quality navigation products. It is ideal for those who want to take their boating experience to the next level. I purchased this unit and wasn’t aware it was not compatible to my Optimus steering(steer by wire). Unfortunately I through the box away(except for the portion that contains serial number and item number. I paid over a thousand dollars for it but without the box I can’t return.