Altimeter 203F, 2.7"W x 3.4"L x 1.0"D, 2.6 oz

Measures altitude, up to 15,000 ft., and barometric pressure. Perfect for use as a navigation aid, or to guide you along contour lines. It also features a weather trend indicator (shows if weather is improving or worsening). Includes rugged ABS polymer hardside carrying case and lanyard.