100pcs 360 Degree Adjustable Irrigation Drippers Sprinklers, 1/4 Inch Emitters Drip for Watering System by Korty

Color: Black and Red Material: Plastic. Connection:1/4-inch barb thread connection, 1/4'' hose, Suitable for 4mm/7mm(Inner/ Outer diameter) tube. 360 Degree Adjustable:8 spray hole and can adjust water flow rate , also for cutting off the water flow.Great for watering potted plants,For agriculture, lawn, garden sprinkler irrigation drip. Full open they will cover a 10 to 12 inch circle. Rotation of the cap allows adjustment of flow and diameter of throw down to a complete shut-off via a ratchet mechanism on the cap and a notch on the base. Making effective use of water:Able to maintain constant when Long laying or pressure fluctuations, irrigation uniformity, slow watering rate allows soil to absorb water more completely in the root zones of plants