Navigate using an actual satellite photo of your surroundings - layered with all your tools, waypoints and other points of reference. ****Introducing the world's first handheld GPS to combine navigational aids and satellite photography on a single screen. It's all housed in a rubberized defensive armor built to IPX7 waterproof standards, with a high gain SIRF GPS receiver. In your palm. ****Warning: This device is intended as a supplemental navigation aide only. The user assumes all responsibility with the use of this product. ****Features: Extra-large 3.5" full color LCD, Downloads and displays georeferenced satellite photography, Exclusive screen layering, SafeTrack battery conservation mode, SiRF Star III 20-channel GPS receiver, Digital Compass, Embedded 256MB micro SD card, Rugged rubber armor, Waterproof (IPX7 rated)