Spectrum Technologies 3550 ET Weather Station (-40°F to 257°F)

Air Temperature Range: -40°F to 257°F (-40°C to 125°C)

Accuracy: ± 0.54°F (-40°F to 194°F) ± 0.3°C (-40°C to 95°C)

Relative Humidity Range: 0 to 100%

Accuracy: ± 2% @ 77°F (25°C)

Rainfall Range: 0.01" (0.254mm) resolution

Accuracy: ± 2% at <2" (5cm)/hour

Wind Speed Range: 0.1 to 200mph (0.1 to 322km/h) 

Accuracy: ± 2mph (± 3km/h) ± 5%

Wind Direction Range: 0°-359°, 1° increments

Accuracy: ±3°

Solar Radiation Range: 0 to 1500W/m²  

Accuracy: ±5%

External Sensor Ports 5 x 2.5mm Stereo Jack (0 to 3.0 VDC Analog Input) Operating Temperature -22°F to 130°F (-30°C to 55°C) 

External Sensor Ports:  5 x 2.5mm Stereo Jack (0 to 3.0 VDC Analog Input)

Operating Temperature:  -22°F to 130°F (-30°C to 55°C)

External Communication:  Cellular, WiFi, Radio, Data Logger

Power Source:  3.5W Solar Panel, Rechargeable 6V/4.5AH SLA Battery

Battery Life:  14 Days Minimum Without Solar Power

Data Capacity:  312 Days at 15 Minute Intervals (30,000 Records)

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