Dew Point Meter Portable

STANDARD SPECIFICATIONS Dew point range : -78.7~50.0ºC(-109.7~122ºF)Temp. range: -20~+50ºC(- 4~+122ºF)RH% range : 0~100%RHWet blub range : -21.6~50.0ºC(-6.9~122ºF)External temp. range : -20~70ºC(- 4~158ºF)Accuracy : RH% : ±3% at 25ºC Temperature : ±1ºF(0.6ºC)Pocket size : 44(H) x 57(W) x 230mm(L)Response time : 60 seconds typicalExtension cable length : 116cm (with phone jack 2.5mm)Probe (with handle) : 20cm(approx)Package: Gift box, Battery, Manual.Power : 4 x 1.5V AAA batteriesFEATURES: -Easy to get T2, T1-Air Temperature -Backlight in Dark Area-Real time clock for each memory data-Tunable Cap to Protect Sensor