TFA Dostmann Analoges Maxima-Minima-Thermometer, 10.3014.14, wetterfest, für den Innen- oder Außenbereich, Temperatur, 23,2 cm hoch : Amazon.de: Garten
Remote thermometer Ratio | Thermometers (inside-outside, minimum-maximum, radio-controlled) | Temperature and monitoring | Measuring Instruments | Labware | Carl Roth - International
ThermoPro TP60SW Digital Hygrometer Indoor Outdoor Thermometer Wireless Temperature and Humidity Gauge Monitor Room Thermometer with 200ft/60m Range Humidity Meter - Walmart.com