Lutron HT-306 Humidity/Temp. Meter

\nall in 1, RS232/USB\nHUMIDITY/TEMP. METER\nModel : HT-306\n* Measurement : Humidity, Temp., Dew point\n* Humidity : 10 to 95 %RH, Temp. : 0 to 50 °C.\n* Resolution : 0.01 %RH, 0.01 degree.\n* Fast response time.\n* Data hold, Record ( max., min. ).\n* Meter is built-in probe, all in one, easy operation.\n* RS232/USB computer interface.\n* DC 9V battery ( 006P ) or DC 9V adapter in.\n