Adjustable irrigation drip sprinkler drip irrigation system, automatic cleaning, start water erosion runner, anti-clogging performance.With a 1/4-inch barb thread connection, it is Perfect for potted plantsFor 4mm / 7mm (inner / outer diameter) tube. Can remain unchanged or pressure fluctuations for a long time, water evenlyColor: black and redMaterial: plasticItem Package Quantity: 400Automatic cleaning, the starting water erosion flow channel, anti-clogging performanceAble to Maintain constant when Long laying or pressure fluctuations, irrigation uniformity Material: PlasticAdjustable flow range: 1-70L/hWorking pressure: 1-3KGGreat for watering potted plantsHas a 1/4-inch barb thread connectionSuitable for 4mm/7mm(Inner/ Outer diameter) tubePackage Includes:400 x Adjustable Irrigation SprinklerOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.