technoline WL1020 Air Quality Monitor for Indoor Monitoring, Successor to the WL1005, Temperature Display, Humidity Poor Alarm, Silver, White

WL1020 improved functions, significantly more beautiful housing, clear display Humidity measurement range: 10% to 95% Quartz clock, interior temperature display, humidity display Air quality sensor for monitoring air quality Ventilation recommendation: if the air quality is too poor, you will receive a ventilation recommendation (ventilation recommendation works like a traffic light system: red backlight = bad air, please ventilate) Alarm with snooze function and battery end indicator Backlight Touch Sensor Manual calibration possible, but factory setting is recommended Tip: for a more accurate measurement of air quality, more power is required, for this reason, the air quality is permanently displayed only when operating with power supply, in battery operation only at the touch of a button after a corresponding measurement time Temperature measurement range: -9.9°C to 50°C