1. 100 green micro drip irrigation nozzles, 8-hole 360-degree irrigation nozzles suitable for 1/4 (4 - 7 mm) pipes, used for garden drip irrigation systems. 2. 【360-degree adjustable】: 360-degree drip heads with 8 water spray holes on the entire circumference and adjustable flow. You can open or block the water spray holes by rotating the outer cover to adjust the water volume, achieving the goal of saving water and money. 3. Concept: Adjustable flow from 0 - 70 liters per hour - 1/4 (4 - 7 mm) drip hoses - drip hoses of professional quality. The rear-mounted drip emitter is equipped with an additional 1/4-inch drip hose connector. 4. Can be used on all terrains. 【Before assembly, please soak the connectors in water at 70 - 80 degrees for 10 seconds. After the pipes cool down, they will remain leak-free】. 5. 【High quality】: Made of high-quality materials. Lightweight, resistant to acids, alkalis, corrosion, and low temperatures, and odorless. The bottom of the drip tube is pointed, making it easy to insert into the ground. When buried underground, it is durable and has a long service life. 6. 【Wide range of uses】: This drip head can be used in low-pressure environments. Suitable for flower pots, containers, ground cover plants, landscape gardens, flower beds, vegetable gardens, greenhouses, orchards, lawns, DIY plants, and watering herbs in gardens.