200 pcs Adjustable Irrigation Sprinkler & 100pcs Tee connectorAdjustable 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 evenlyQuickly and easily connect 1/4 inch drip tubing in a "T" shape with these barbed fittings.Great for watering potted plants.Made of high quality engineering plastics,Durable, strong, water resistantHigh quality barbs grab tubing creating a fast, and secure leak-proof connection.Easy to install, securely connected, not easy to fall offAutomatic 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) tubeColour:red-black & BlackMaterial:plasticTee connector Size:4mmPackage Contents:200 x Adjustable Irrigation Sprinkler100 x Tee connectorOnly 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.