360 Degree Adjustable: 100pcs 360° drip irrigation emitters full circle spray pattern, adjustable flow rate irrigation drippers, you can adjust the water volume by rotating the outer cap to open or block the holes, saving water resources and money / p> Design: Irrigation Dripper Connectable to 4mm/7mm or 0 pipe, 16/0.28 (inner/outer diameter), ideal for automatic drip and sprinkler watering system for flower bed, plant bed, vegetable garden, herb garden, lawn, home greenery , Flower Pots. Adjustable Water Flow: 360 degree micro sprayer, rotating cap on top to adjust the water flow from 0 to 23 US gallons per hour and the diameter of the watering circle from 0 to 6.5 feet accordingly. High Quality: Made from high quality materials. Lightweight, acid and alkali resistant, corrosion resistant, cold resistant, odorless The bottom of the dripper is sharp and easy to insert into the ground. (13 cm / 5.1 inch) Wide Usage: The drip irrigation emitters can be used in low pressure situations.