15.2 Physical SpecificationsNote: Weight varies on different models.US MetricLength7.4 in 180 mmWidth3.4 in 88 mmDepth.1,8 in 48 mm15.3 Operating EnvironmentEnvironmentUS MetricTemperature Operating 32¡ to104¡ F-10¡ to50¡ CNonoperating -4¡ to 140¡F-20¡ to60¡ CRelativeHumidityOperating up to 90% up to90%Nonoperating above90%above90%MaximumAltitudeOperating 15,000 ft 0-4572mNonoperating 40,000 ft 0-12,192 m