Modular Operation Theater is functioned with a direct as well as simple principle. It is equipped with permanent and powerful magnets,which enables the users to get a control over the magnetic field. Its stem is a construction of non-magnetic metals and is appreciable for its ruggedness. Its basic design ensures an accordant accuracy and has separate reed controls for more efficient operation. Provided durable and high-quality Modular Operation Theater is functional for detecting the accurate level. It can be easily placed in a tank for its further operation. The interesting thing is its capability to work in all conditions.