Sensor                      : Human hair for humidity

                                    Glass thermometer for temperature

Measuring range : 20 to 100% for relative humidity

                                 -10 to 50 Deg.C for temperature

Min. graduation    : 1% for RH, 2 Deg.C for temperature

Accuracy                :+/- 3% RH ( 40 to 80 %, 15 to 25 Deg.C )

                                 +/- 5% RH ( other than above )

                                 +/- 2 Deg.C for temperature

Dimensions          : 150 mm dia.x 40 (D)

Weight                    : Approx. 0.28 kg