Adjustable Spray Nozzle - Twist to control spray pressure and diameter, convenient to adjust watering distance. The water flow of each drip head can be adjusted individually to meet the different needs of plant growth.No fixed shaft required, the drip emitter can be installed permanently. Easy and sturdy installation can save time. Product Included - 50 pieces adjustable spray nozzle with T-connectors. Suitable for 1/4" irrigation hose, well connected and not easy to slip out. Interface inner diameter: 6mm.Water jet diameter: 1.5-2 m. Outlet diameter: 1.4mm.Saving water, environmentally friendly nozzle irrigation system. Save time and water - Ordinary tap water can be used directly. It can automatic watering when you turn on the tap, save up to 70% water. It is easy to assemble and disassemble, and has a long service life. Perfect Watering System - Perfect for plants, flowers, grass and vegetables. Also can be cooling system, can be used on lawn, garden, balcony and greenhouse.Note: The data are all measured manually. Please allow an error of 1-3cm. Due to the difference between light and display, there is a certain color difference, which depends on the actual object received