The Water Hardness Testing Kit is an essential tool for industrial usage. It is made up of high-quality metal and plastic materials, making it durable and long-lasting. The kit operates automatically and is powered by electricity, providing an efficient and accurate testing process. The control mode is manual, which allows for easy use and customization. This testing kit is designed to measure the level of hardness in water, ensuring that it meets the necessary standards for industrial usage. The Water Hardness Testing Kit detects the presence of minerals such as calcium and magnesium in the water, which can cause scaling and corrosion in machinery and equipment. By monitoring the hardness level, necessary steps can be taken to prevent damage and maintain efficiency. The Water Hardness Testing Kit is a must-have for any industrial facility that relies on water for their operations. With its reliable and precise results, it is an investment that will pay off in the long run.