Smart Thermohygrometer with dew point: 1,Elegant appearance with large-screen display of temperature,humidity and clock;support multiple installation. 2,Low cost with one year standing battery; 3,Min and Max value can be checked within 12hours 4,Clock adjust automatically,maximun deviation 12mins per year. 5,Out limit mark display on screen. Measuring range:-20℃~ 70℃;0%~100%RH Storage temperature:-50℃~ 90℃ Accuracy:±0.5℃(Full scope),±0.3℃(25℃);±3%RH(15%~85% 25℃±2℃),±5%RH(the rest),±2%RH(High accuracy version) Resolution: 0.1℃ /0.2°F;0.1%RH Sampling Time:5secinds Defend Class:IP50 Material:ABS+PC,flame-retardant,toxicity and halogen free Dimention:95×107.4×18.2mm Weight:105g Certificate:UKAS,CE,FCC,C-tick,VCCI business#zoglab.cn (please change # to @)