Features: 1. With the help of the water flow pressure, the elastic film can change the section of the water outlet, adjust the flow, and make the water outlet stable. 2. The distance between the emitters can be adjusted arbitrarily according to the distance between the crops. 3. High irrigation uniformity. 4. Strong pressure compensation, especially suitable for undulating terrain, unbalanced system pressure and long capillary. 5. Flexible and convenient, the dripper can be installed on PE pipes of various specifications ( φ12mm-32mm). 6. Automatic cleaning, the initial water flow flushes the flow channel, and the anti-clogging performance is good. 7. It can be widely used for irrigation of greenhouses, greenhouses, fruit trees, grapes, nurseries and other crops.