Display

Backlit LCD

Functions

Automatic shutdown
Hold
Extreme value measurement (Min / Max)
Average
Range Selection

Cable length

1.2 m / 3.9 ft

Power supply

9V block battery

Airspeed

Measuring Range

m/s: 0.4 ... 30
ft/min: 80 ... 5900
km/h: 1.4 ... 108
MPH: 0.9 ... 67
Knots: 0.8 ... 58

Resolution

m/s: 0.1
ft/min: 1
km/h: 0.1
MPH: 0.1
Knots: 0.1

Accuracy

m/s: ± 3% ± 20 m/s
ft/min: ± 3% ± 40 ft/min
km/h: ± 3% ± 0.8 km/h
MPH: ± 3% ± 0.4 MPH
Knots: ± 3% ± 0.4 Knots

Air temperature

Measuring Range

-10 ... 60°C / 14 ... 140°F

Resolution

0.1°C / 0.18°F

Accuracy

± 2°C / 3.6°F

Infrared temperature

Measuring Range

-50 ... 500°C / -58 ... 932°F

Resolution

0.1°C / 0.18°F

Accuracy

at -50 ... -20°C / -58 ... -4°F: ± 5°C / 41°F 
at -20 ... 500°C / -4 ... 932°F: ± 2% of measured value / ± 2°C / 3.6°F