Onset Underwater Data Loggers

ETM is the official reseller of Onset data loggers for the Swedish market. Onset's products are made to be used in most environments. Highly accurate, easily deployable and affordable.

Water Monitoring Solutions

Whether your need is to track water temperature in lakes or streams, groundwater levels or salinity in an estuary, HOBO products offer cost-effective and easy-to-use solutions for a wide range of water related applications.

TRUSTED BY LEADING COMPANIES

ETM has manufactured and shipped more than half a million cellular communication devices to customers across the globe.
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