Best selling products

This Combination Humidity meter plus Infrared Thermometer features a large backlit LCD with Primary and Secondary displays. Primary display is user...

Extech’s pocket-sized Heat Index Psychrometer Pen easily monitors Heat Index during hot humid days to prevent heat stroke during outdoor activities...

The RH300-CAL is a kit which contains 33% and 75% humidity calibration bottles. Used for verifying calibration of the 445815 humidity meter. Bottle...

Extech's RH35 monitors Humidity, Temperature, and Dew Point for the previous 24 hours and alerts users to indoor mold hazard conditions starting wi...

The RH350 displays humidity, dew point, wet bulb, temperature and temperature differential. The triple backlit LCD can be changed to display humidi...

Measure humidity and temperature simultaneously with the RH390 Precision Psychrometer from Extech. A dual-illuminated readout can be alternated to ...

Anyone whose job relies on calculating humidity levels will appreciate the Extech Hygro-Psychrometer. In addition to measuring relative humidity in...

The RHM15 is a mini hygro-thermometer monitor which measures humidity and temperature and displays it simultaneously. The RHM15 has a built in memo...

The RHT10 datalogs Humidity and Temperature readings (up to 16,000 each) with user programmable sample rates from 2 seconds up to 24 hours for days...

The RHT20 is a Humidity Temperature Datalogger which records up to 16,000 Humidity and 16,000 Temperature readings with a user programmable sample ...

The RHT3 is an EzSmart Hygro-Thermometer for use with Android or iOS Smart Devices. The RHT3 comes with a free app from iTunes and Google Play for ...

The datalogger is designed with a rugged housing and a standard USB connector where stored readings (up to 48,000 data) are conveniently transferre...

RHT35 uses a standard USB connection to transfer up to 48,000 readings to a PC with data/time stamp in PDF or spreadsheet format. Additional featur...

The RHT50 records Relative Humidity (0 to 100%RH), Temperature (-40 to 158°F /-40 to 70°C) and Atmospheric Pressure (13.7 to 15psi / 950 to 1050hPa...

Conveniently check the Humidity and Temperature conditions in residential and professional settings to ensure comfort and safety. The RHT510 is a H...

Extech’s DT40M measures distance up to 131ft (40m). It can calculate area and volume and the integrated Pythagorean Theorem allows the user to take...

BESANTEK CFM/CMM Anemometer, Humidity Meter, Light Meter, Type K Thermometer Designed to Measure Air Velocity, Air Flow, Light, Humidity, Temperatu...

BESANTEK Audio Impedance Tester is designed for true measurement of speaker system actual impedance at 1kHz.● Large LCD: 68 x 34mm (2.677’’ x 1.338...

BESANTEK USB Data logger Widely Applied to Laboratory Fields, Food Industry, Medical Application, Pharmaceutical Industry, Industrial Application, ...

The Besantek BST-ET14 Multi-Purpose Tester is designed for testing main wiring polarity check, line current testing, earth leakage testing, fused m...

● Triangular-shaped design keeps the sections aligned during extension and retraction.● Push button release for stick extension and retraction.● Te...

AC 50kV and DC 50kV measurement with direct reading. 4000-count LCD. Input impedance: 400 Mohm. Auto-ranging: AC:4.000kV/40.00kV/50.0kV and DC: 4...

BESANTEK BST-HVD5 has been designed to meet latest IEC standards. It is self starting and automatically activated when the high voltage is applied ...

The Besantek BST-HVD9 is a sensor for sensing AC high voltage. It provides electric engineering personnel, power engineering personnel, firefightin...