Extech 42280 Temperature and Humidity Datalogger records upto 16,000 humidity and temperature readings. It has a USB interface that connects to a PC for downloading the stored data.  The USB port also allows programming of the Extech 42280 temperature and humidity datalogger from its keypad or a PC.

The Extech 42511 Dual Laser InfraRed Thermometer is an instrument with a fast response 12:1 InfraRed Thermometer. This instrument like some IR themometers has two laser points that converge to a 1" target spot (size at at 12") to insure accurate targeting and temperature measurement. Extech 42511 comes with a white backlit dual LCD display for a good view and reading of results of these measurements.

Extech 42515 InfraRed Thermometer with Type K Input is a themometer that measures the temperature for both non-contact and contact objects or areas. The device has a  Wide InfraRed temperature range of -58° to 1472°F (-50 to 800 °C) with an adjustable high/low visual and audible alarm. The Extech 42515 has an in-built memory that stores up to 20 readings and is complete with 9V battery, type K thermocouple sensor and carrying case.

Extech 42545 High Temperature IR Thermometer has the widest temperature range from -58 to 1832ºF (-50 to 1000ºC) with an adjustable high/low alarm alerts. With the Extech 42545, the user is alerted visually and audibly when temperature exceeds programmed limits with the aid of the adjustable high/low alarm and is complete with 9V battery and hard carrying case.

The Extech 44550 Pocket Humidity/Temperature Pen has built-in sensors that provide simultaneous readings of Relative Humidity and Temperature. The data is then shown on the dual LCD display. It has max/min memory functions which display the highest and lowest readings for both temperature & relative humidity. 

Extech 445582 Humidity/Temperature Pen Kit measures Temperature (°C/°F) and Relative Humidity simultaneously and has a dual LCD display for Temperature, Humidity, and advanced function indication.

Extech 445703 is a Big Digit Hygro-Thermometer that has a large 1" digits on a dual LCD that displays Humidity and Temperature. Extech 445703 Big Digit Hygro-Thermometer takes measurements of humidity and temperature simultaneously and is complete with  a built-in tilt stand, wall mounting bracket, and 1.5V AAA battery. If handled with propercare, Extech 445703 will provide years of safe reliable service.

Extech EA20  EasyView Hygro-Thermometer is used to monitor Relative Humidity and Temperature in factories, clean rooms, offices, and greenhouses with a timer function that displays the elapsed time (mins : secs and day : hour) to the minimum and maximum readings.