The Dripper Is Adjustable,You Can Rotate Screw(The Red Part) To Adjust Water Yield.
Also Through Rotating The Screw Stop The Flowing Water.
8 Holes Of The Screw Ensure The Little Possibility Of Flowing Plugging.

Description:
Material: PP
Size: 25*15mm
Color:Black & Red
Working Pressure: 1.5-4KG
Adjustable Flow Range: 1-70L/h

Features:
1.Irrigation Uniformity
2.Automatic cleaning
3.Great For Watering Potted Plants
4.Has A 1/4 Inch Barb Thread Connection
5.Able to Maintain constant when Long laying or pressure fluctuations

Note: The Starting Water Erosion Flow Channel, Anti-clogging Performance
Able to Maintain constant when Long laying or pressure fluctuations, irrigation uniformity

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or when buying two piece/set or more
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Package Included:
100 x Drippers