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� Fold up protective housing extends to 9" for better reach
� Large dual display of air velocity and temperature
� Data Hold to freeze most recent display
� Auto shutoff 20 minutes after last key is pressed
� Water resistant housing floats and Drop tested to 6 feet
� Complete with CR2032 lithium battery and lanyard
� Measures ft/min, MPH, m/s, km/h, Knots and Beaufort Force
� Selectable averaging function of 5, 10, or 13 second intervals
� Replaceable non-corrosive plastic wind vane (impeller)
� Temp and Wind chill: measures from 0 to 122�F (-18 to 50�C)
Model
45158 Additional Features
� Dual display of air velocity and relative humidity
� Measures RH from 10% to 95%
� Measure Dew Point from 32�F to 122�F
Specifications
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Measurements
Range
Resolution
Basic Accuracy |
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ft/min
(feet per minute):
100 to 5500 ft/min
20ft/min
� (3%rdg + 40ft/min)
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m/s
(meters per second):
0.5 to 28m/s
0.1m/s
� (3%rdg + 0.2m/s)
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km/h
(kilometers per hour):
1.8
to 100.6 km/h
0.7km/h
� (3%rdg + 1.4km/h)
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MPH
(Miles per hour): 1.1 to 62.5 MPH
0.2MPH
� (3%rdg + 0.4MPH)
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knots
(nautical mph):
1.0 to 54.3 knots
0.3knots
� (3%rdg + 0.6knots)
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Beaufort
Force:
1 to 17 BF
1 BF
� 1
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Temperature:
0 to 122�F
0.1�F
�1.8�F
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-18 to 50�C
0.1�C
�1�C
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Rel.
Humidity: (Model
45158) 10% to 95%
1%
� 4%
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Dew
Point : (Model
45158) 32�F to 122�F
1�
� 2%
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Power:
CR2032 Lithium battery
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Dimensions:
5.25 x 2.75 x 0.75" (133 x 70 x 19mm)
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Vane:
1"(24mm) diameter
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Weight:
3oz (95g)
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