Thermometer, hygrometer & thermometer available - Good performance; - Easy reading; - Reliable & durable; - Maintenence free Barometer:specification: 60mm, 70mm, 90mm, 108mm, 130mm, 152mm, 165mm & 180mmThermometerMeasuring range ... %RH and 75-98%RH, +/-9%45 - 75 %RH, +/-6%Barometer Measuring range, 960 to 1060 hPaPrecision: 990 to 1030 hPa ... 960 to 990 hPa and 1030 to 1060 hPa, ±10hPa Barometer