Temperature Range

Internal: 32°F to 122°F (0°C to 50°C)

External: -58°F to 158°F (-50°C to 70°C)

Humidity Range

10% to 99%

Accuracy

+/-1.8°F (1°C) from -40°F  to 158°F (-40°C to 70°C)

+/-5% R.H. from 20% to 80% R.H. at 77°F (25°C)

Resolution

1% R.H., 0.1°F (0.1°C)

Display Reading Update

10 Seconds

Display Window Size

3.11 in. (W) x 2.79 in. (H) (79 mm x 66 mm)

Character Height within Display

1.06 in. (17 mm)

Product Size

3.85 in. (W) x 4.33 in. (H) x .82 in. (D)

(98 mm x 110 mm x 21 mm)

Weight

2.4 oz. (68 g)

Body Casing

Polycarbonate and ABS plastic

Sensor

Temperature: thermistor

Humidity: electronic capacitance polymer film

Battery

1.5 volt AAA

Freeze Alarm Setting

If set, alarm will sound when external temperature is ≤  32°F (0°C)

Certification/ Calibration

CE mark/ N.I.S.T. traceable