These continuous indicators are designed for easy maintenance, easy to read, accurate readings and cost effective manner, so as to meet the general requirements of the full range of users. ECO406 EC monitor is suitable for continuous monitoring of the level of saline or sample water in aquariums, ponds, hydroponic systems, among others. It is easy to use, with simple maintenance features automatic temperature compensation for accurate readings in any environment, one-point calibration for better accuracy and large format easy-to-read LCD screen. The EC electrode is interchangeable and has been specially designed to meet the needs of manufacturers.