1Plastic Material: Venturi fertilizer injector is made of high quality plastic material, reliable performance, durable and having a long service life. 2Hydraulically Driven: Hydraulically driven by the irrigation system, no external power required, with G2 external thread specification. 3Stable Fertilizer Intake: Under normal system flow, the amount of fertilizer absorbed remains constant. And the water flow is 20m/h. 4Cost Effective: The most cost effective way of fertilizing in pressure irrigation systems. Fertilizer absorption is 1200L/h. 5Package List: This kit includes a fertilizer injector, a valve, a connector, two clamp and a roll tube. Perfect for garden, lawn, greenhouse, etc. Item Type: VenturiFertilizerInjector Product Material: Plastic Color: As Pictures Shown Weight: Approx. 1170g / 2.6lb Thread Specification: G2 External Thread Connector Specifications: Quick Connector Water Flow: 20m/h Fertilizer Absorption: 1200L/h Pressure Range: 8bar Application: Irrigation, etc 1 x Fertilizer 1 x Valve 1 x Connector 2 x Clamp 1 Roll x Tube