HIGH QUALITY MATERIALS: These drip irrigators are made of high quality PP material, with strong pressure resistance, corrosion resistance, light weight, wear resistance and can work for a long time. In addition, the bottom of the dripper is sharp and durable, making it easy to insert into the ground. 360° IRRIGATION: The dripper irrigation drippers adopt 8-hole 360°full-circle spray pattern, which has 360°covering effect, and the spray radius can reach 1.5m/59.1inch, this which fits 4/7mm (inner/outer diameter). ADJUSTABLE WATER FLOW: The drippers can adjust the water flow by rotating the water outlet cover. Adjust the amount of watering according to actual needs to let your plants grow healthily, protect the environment and start saving water resources every day. EASY INSTALLATION: Irrigation drippers connector no tools are required for installation, directly connected to pe pipe or 4/7mm water distribution pipe, installation can be successful in minutes, this which saves you gardening time. WIDE APPLICATIONS: The adjustable irrigation dripper is suitable for gardens, vegetable gardens, orchards, flower beds, farms, medicinal gardens, greenhouses, potted plants and lawns. It can also be used as a gift for your friends who love gardening.