Make of brass,, anti, high temperature resistant Good sealing effect Working: When there water in the water switchs and the water rate ≥1.5L / min, the in the water switchs will receive water The pushes the displacement, and the displacement drive the source to produces the control effect, so that the water switchs output " on " The input to the equipment control, and the control realizes the control function When the water less than the starting, the When this product connect to a load 50W, intermediate must be added, otherwise it cannot be used Mainly used for water switchs control of electric appliances such as water heaters, humidifiers, drinking fountains, Manufacturer: huiouer