Descriptions: Stability: in design, the induction room, magnetic control room and electronic components room are separated, so as to avoid iron substances in the pipeline being absorbed by magnetic materials, so as to avoid switch failure. High temperature resistance: made of high temperature material so that the products can be used in hot and cold water conditions. Start with low water pressure: the reset spring is made of stainless steel to open the pump with low water pressure. Safety: electronic components as control devices, so that the product in the process of use without spark, completely closed. Specifications: Material: copper Color: gold+black Diameter: about 20mm, 28mm (two end) Rated voltage: 220V Overload current: 1.5A Connection thread: G3/4-G3/4 Suitable liquid: water or other liquid of similar physical and property Liquid pressure: <0.6Mpa Liquid temperature: <70 Package Included: 1pc x flow switch 2pcs x sealing ring Note: 1. Due to the light difference, the item's color may be slightly different from the pictures. 2. Please allow slight deviation for the measurement data and make sure you do not mind before ordering.