挂壁式温湿度计 尺寸：直径300mm x 厚度33mm 温度测量范围：-30 to 50度 湿度测量范围：0 to 100% Features Multi-function with thermometer & hygrometer Extra large display with easy-to-read wide scale dial Made of plastic with hooking hole Specification Measuring Range: -30 to 50oC(Temperature); 0 to 100% (Humidity) Measuring Accuracy: +/-1oC(0 to 30oC);+/-2oC(O.)/ ±5%(50 to 99%);±7%(25 to 49%) Resolution: 1oC/2% Storage Conditions: -20 to 60oC Dimensions(Body): (dial)300mm x Th33mm