Garmin Oregon 550T 3-Inch Handheld GPS Navigator with 3.2MP Digital Camera (U.S. Topographic Maps) Tough, 3-inch diagonal, sunlight-readable, color touchscreen display 3.2 megapixel autofocus digital camera with 4x digital zoom Barometric altimeter tracks changes in pressure to pinpoint your precise altitude, can plot barometric pressure over time Both durable and waterproof, Oregon 550t is built to withstand the elements Built-in 3-axis tilt-compensated electronic compass