This Garmin GPSMAP 478 GPS Receiver is the perfect addition to any boat owner's navigation system. It comes with a box and OEM battery, ensuring that it will power on reliably. With its precise location tracking and easy-to-use interface, this GPS receiver is a must-have for any vessel that travels the high seas. The brand Garmin is known for its quality electronics and navigation equipment, and this product is no exception. Manufacturer Part Number 478 indicates that it is a reliable and durable GPS receiver. Whether you're a professional mariner or a weekend warrior, this GPSMAP 478 is an essential tool for safe and efficient navigation.