Thermometer / Hygrometer

Mini Digital LCD Humidity Thermometer allows you to easily know the environment temperature and humidity. The Fast Response That Measures Every 10 Seconds With 4 Sensitive VENTS to Provide Updated and Accurate Reading. Advanced...

Measures indoor/outdoor temperature & indoor humidity. Stores the Min./Max. values of the indoor/outdoor temperature and indoor humidity. Switch between C and F. Clock function with 12/24 hour time format. Waterproof temperature probe. Comes with 1...

The COM-80 is an economically priced, reliable EC/TDS meter that is ideal for testing applications such as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water and more. Measures electrical...

 Get temperature and humidity levels at a glance -- even from across the room. The Taylor Precision temperature humidity gauge has a familiar clock face with large numbers on a large 12" dial. You'll always be informed of the climate in your...

The Milwaukee EC60 PRO Conductivity Tester is designed for hydroponic and other growers to help you make sure that your plants have the ideal amount of nutrient avaiable. Keep EC in your target range to help your achieve better results. DESIGN...

The Milwaukee Waterproof pH55 PRO pH/Temp. Tester is one of our most accurate cost effective, well rounded, rugged and reliable testers in the market featuring dual level LCD readouts, easily replaceable probe and extended pH ranges to meet almost any...

The COM-300 is an advanced waterproof combo meter with superior accuracy. The meter measures four parameters: pH, electrical conductivity (EC), total dissolved solids (TDS) and temperature. Features include 2 different conductivity conversion factors to...

The Mondi Mini Greenhouse Thermo-Hygrometer mounts to the side of your mini greenhouse and reads temperature and humidity inside the dome. It ensures that plants get the start they need by providing growers with the essential real-time information...

You'll find multiple uses for and multiple places to put this Active Air hygro-thermometer. Check the large number LCD display from a distance, and move it around with you as you go about your gardening tasks. The hygro-thermometer's readings are...

Active Air's indoor-outdoor thermometer gives you more. Made of sturdy materials to stand up to the climate of your indoor grow room, this essential tool features a large display to read the current temperature and humidity levels. A remote probe allows...

The Active Aqua floating thermometer delivers easy and accurate readings of your water temperature. This gauge floats and has a pressure sensitive backing for easy mounting. It features readings in both Celsius and Fahrenheit, as well as clear markings...