Dakota Series Owner’s Manual AppendixAppendixSpecificationsPhysicalSize: 4.5 in. H × 2.3 in. W × 1.4in. D (114 × 58 × 36 mm)Weight: 5.1 oz. (146 g) withoutbatteries191.4 g with batteriesDisplay: 2.6 in. diagonal (66 mm)backlit 65K color TFTdisplay (160 × 240 pixels)Case: Rugged plastic,waterproof to IPX7Temperature Range: From -4°Fto 158°F (from -20 to70°C)**The temperature rating of the Dakotamay exceed the usable range of somebatteries. Some batteries can rupture athigh temperatures.PowerSource: Two AA batteries(alkaline, NiMH, orlithium)Battery Life: Up to 20 hoursAccuracyGPS: < 33 ft. (10 m) 95% typical**Subject to accuracy degradation to 100m 2DRMS under the U.S. DoD imposedSelective Availability (SA) Programwhen activated.DGPS: from 10 to 16 ft. (from3 to 5 m) 95% typical(WAAS accuracy inNorth America)Velocity: 0.328 ft./sec. (0.1m/sec) steady state190-01069-00_0A.indd 31 4/17/2009 1:19:11 PM