The offered precisely designed Hydrological Instruments are utilized to analyze and study different attributes like flow level, movement, depth, circulation and distribution of fresh water on earth. Instruments like Water Flow Indicator is used to determine water flow of wet pipe sprinkler. Generally, 316L grade stainless steel is chosen to develop the metal outer part of these instruments. The main sensor of these instruments is made of finest grade silicon. Standard grade fused PU cable of these Hydrological Instruments is highly flexible and is totally high temperature protected.