With maximum/minimum value display function With LED alarm function (608-H2 only) With dew point calculation function Measurement temperature range (℃): 0 to 50 Temperature minimum display (℃): 0.1 Measurement humidity range (%RH): 10 to 95 Minimum humidity display (%RH): 0.1 Measurement items: Temperature, humidity,露点温度(计算值) 电源(v):1 x 1 x 1 x 1 x 1 x 1 x 2(包括)