Data Logger,Temperature and RH,Tan
.Range (F) -4 Degrees to 131 Degrees F, Relative Humidity Range 5 Percent to 95 Percent, Accuracy +/-0.5 Degrees F, +/-3 Percent RH, Time Intervals User Settable, Software Required Free App, Interface Free App, Calibration Certificate Yes, Includes Battery Data Logger, Humidity, Temperature, Temp.