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The Go Direct EKG Sensor records electrical signals produced during heart or muscle contractions.

The Go Direct Energy sensor quantifies the voltage, current, power, and energy output.

The Go Direct Optical Dissolved Oxygen Probe makes it easy to measure dissolved oxygen concentration, water temperature, and atmospheric pressure.

Precisely measures the total dissolved salt content of ocean or brackish water.

A rugged, general-purpose temperature sensor that students can use to monitor temperature.

LabQuest® 3 is a powerful, advanced, easy-to-navigate, and versatile data-logging solution for STEM students.

This sensor helps compare resting bodies to active ones.

Perform Plant Electrophysiology Experiments At Home Or In The Classroom!

Get hands-on experience with this affordable potentiostat and disposable screen-printed electrodes.

The Go Direct Melt Station accurately determines the melting temperature of solid substances.

The Go Direct Soil Moisture Sensor is used to measure the volumetric water content of soil.

Designed for use in situations in which low thermal mass or flexibility is required, the Go Direct Surface Temperature Sensor connects wirelessly via Bluetooth® or wired via USB to your device.

Measure Photosynthetically Active Radiation with this easy-to-use Vernier sensor.

The Pressure sensor 400 is the optimal sensor for conducting physical and analytical chemistry experiments, such as approximating the adiabatic expansion of a gas, Charles' law experiments, and ideal gas law investigations. It measures absolute pressures from 0 to 400 kPa and operates with excellent accuracy over a wide temperature range. The robust metal fittings allow for a tight, leakproof seal to reaction apparatus.

Rugged, field-ready meter for multi-parameter water quality testing with GPS logging.

Includes the five most common ranges.