360 Degree Adjustable: 8 spray holes, can adjust the water flow, also can shut off the water flow. Large water channels and self-flushing function help prevent clogging. Connections: 1/4" barbed nipple, 1/4" hose, for 4mm/7mm(ID/OD) tube. [Make sure to put the connector in 70~80° water for 10 seconds before assembly. Once cooled, the tube will stay tight. 】 Widely Used: Great for watering potted plants, drip irrigation for agriculture, lawn, garden. Water Efficiency: Ability to maintain consistent and uniform irrigation during prolonged spawning or pressure fluctuations, with a slow watering rate allowing the soil to more fully absorb water into the plant's root zone. Package Included: About 200pcs micro drippers. The dripper may have some smell in the long-term packaging. Please open and put back to air convection within 1-2 days, the smell will disappear normally.