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Display
3a Subdisplay for temperature and humidity
3b Battery level display
3c Unit of the temperature display °Celsius/°Fahrenheit
3d Unit of the relative humidity in %
3e Units of the wind speed
m/s = metres per second
km/h = kilometres per hour
ft/min = foot per minute
Knots = knots
Mph = miles per hour
3f main display for sound level, lighting strength and wind speed
3g unit of the sound level (A-characteristic curve)
3h unit of the lighting strength (Lux, kilo-Lux (x1000), Fc, kilo-Fc (x1000)
3i max or min value display is active
3j HOLD symbol with the hold function active