- Good performance; - Easy reading; - Reliable; - Maintainence free Thermometer, hygrometer, clock & thermometer available;Plastic bezel; Alum dial & hands, plastic base, Bezel dia.109mmThermometerMeasuring range, -20 to 50 degree C, Precision, +/-2 degree CHygrometerMeasuring range, 20 to 98%RH, 20 - 45 %RH and 75-98%RH, +/-9%45 - 75 %RH, +/-6%Barometer Measuring range, 960 to 1060 hPaPrecision: ...