1. 1/4 Drip Irrigation EmittersOur package contains 60 adjustable drip emitters. They are suitable for 1/4 inch drip irrigation hoses with 4mm inner diameter. Each drip irrigation spotlight is 5.4 inches, with a water spray diameter of 0 to 10 feet. You can adjust the water flow by turning the cap on the top of the drip line sprinkler heads. 2.Material: these irrigation droppers are made of highquality plastic. Their tips are sharp and penetrate the ground very easily. Can be used in an outdoor environment for a very long time. Ideal drip irrigation parts for drip irrigation system. 3.Easy to Install Clean Our watering spotlights can be quickly connected to the hose. Simply insert the hose into the drip irrigation sprayer and it can be used. No heating required. The watering sprinkler heads adopt a selfrinsing design and can clean themselves during watering. You can also choose to remove the cover for a cleaner wash. 4.Wide application: these drip irrigation system parts are used to create an efficient and practical irrigation system for garden, garden irrigation system, sprinkler system. Widely used in garden, greenhouse, flower beds, patio, lawn, ground cover, shrubs, potted plants, vegetables, herb gardens, etc.