Extech Instruments 445580 Humidity/Temperature Meter Pen 10 to 90% RH -10C - 50C

Extech 445580 Humidity and Temperature Pen Size Meter with Pocket Clip - Tested

Extech 445580 Digital Humidity Temperature Pen Thermometer Meter

Two Extech Instr. 445580 Humidity/Temperature Meter pens w/ calibration test kit

EXTECH 445580 Humidirty & Temperature Pen Tester Used 245

Extech 445580: Humidity and Temperature Pen Sized Meter with Pocket Clip

Preowned Extech Instruments 407445 Humidity/Temperature Digital Meter

Extech 445580 Humidity and Temperature Pen Sized Meter with Pocket Clip NEW