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The HI9814 is a lightweight and waterproof portable meter that measures pH, conductivity (EC), total dissolved solids (TDS) and temperature with a single reinforced electrode
Advanced flow meter for measuring and logging the speed of flowing water in streams, canals and rivers, among others.
Standard flowmeter for measuring the velocity of flowing water in streams, canals and rivers.
The TCM-1 Tilt Current Meter is a general purpose meter for use out to the edge of the continental shelf.
The TCM-4 is a shallow water tilt current meter for very shallow water and intertidal areas that are less than 1-meter depth.
This hygrometer measures whether and how much water the plants need.
The Lutron SPM-1116SD is solar power meter, with SD card datalogger.
The Lutron PH220 is a pen type PH meter.
The MAT-1 Data Logger is the heart of the TCM's but has a wide range of uses on land and at sea. It consists of an accelerometer, a magnetometer and a thermistor.
The TCM-3 is a deep ocean meter for use off the continental shelf.
The TCM-5 is a current meter for use in very deep ocean range in all but the deepest trenches.