The simplest, portable method for accurate measurements of free and total chlorine - with USEPA approval. The revolutionary ChloroSense boasts unique sensor technology - developed specifically for measuring free and total chlorine. Designed for field analysis, the instrument is portable, waterproof and battery powered. Simple and rapid measurement process – fill the sample vessel, insert the sensor then close the lid - in less than one minute results for free and total chlorine are available No reagents and no glassware – ideal for food processing applications Waterproof USB connection – for instrument settings, software update and data download of results log.