Extech 445715-NIST- NIST Hygro-Thermometer has a remote probe that clips onto meter or extends it on an 18 inch (457mm) cable.

Extech 407445-NIST Heavy Duty Hygro-Thermometer with PC Link and Calibration Certificate features: Remote sensor, dual display of RH and Temperature plus PC interface; Rugged design for field use; Built-in RS-232 PC serial interface; Large LCD displays humidity and temperature simultaneously, etc.

Amprobe TH-3 Humidity Temperature Meter uses a precise, stable sensor to take the readings so they are accurate.

General Tools ABAR300 Analog Barometer takes barometric pressure readings. This tool combines a thermometer and hygrometer into one compact tool. Previously made by Mannix. Discontinued Product - No Replacement Available.

General Tools DTH03A Thermo-Hygrometer Meter has a large screen and can take temperature and humidity readings.

Extech 445815 Digital Hygro-Thermometer has a Humidity Alert II and can take Dew Point readings.

Extech 445715 Big Digit Remote Probe Hygro Thermometer has a Probe that either clips on the meter or extends on an 18 inch cable. This meter has Max/Min storage capabilities with a clear function, and rear calibration adjustment pot.

Extech RH101 Hygro-Thermometer and IR Thermometer can measure humidity, Air Temperature, and Infrared without contact. This meter has an oversized, dual, LCD screen that has a backlight.

Extech 445703 Hygro-Thermometer with RH Indicator has a 1 inch digits displayed on a big LCD screen, Max/Min, and clear functionality.

Extech 445713 Digit Indoor-Outdoor Hygro-Thermometer has multiple displays for temp and humidity. This tool has Max/Min and a clear function.