Here's what other sites are saying:
Providing the most popular features of modern GPS's, the Lowrance Explorer Plus also has operational modes for beginning and advanced users! Easy Mode allows quick access to the most basic and most frequently used features--a real plus for those new to GPS. Advanced Mode, with customization capabilities, allows access to the latest technological advancements in GPS and digital mapping. Rugged, waterproof construction for use in harsh conditions; handheld unit features high contrast technology for easy readability in bright sunlight. Easy-to-read Film SuperTwist, 16-level grayscale display shows maps and your route in vivid detail; efficient white LED backlighting for night viewing. WAAS (Wide Area Augmentation System)-enabled receiver delivers sub-3-meter accuracy. Barometric altimeter provides highly accurate elevations and can serve as an accurate gauge for predicting weather. It's one thing to know position and bearing, but it's another to know which direction to walk; electronic compass points you to your next destination. Features a built-in, detailed continental U.S. and Hawaii background map featuring interstate exit services. Stores up to 100 of your favorite routes, 1000 different waypoints and 1000 event markers. Dual processors provide fast screen updates; antenna port for external GPS/WAAS antenna (not included) enhances 12-parallel signal reception. "Plus" package includes MapCreate™ mapping software with public hunting areas database. In addition, "Plus" package includes one each MMC/SD memory card and USB card reader for customized, high-detail mapping and 12-volt power adapter.