Description Manufactured with plastic materials, practical and durable for a long term use. The surface is smooth without burrs, which is not easy to hurt your hands. Suitable for garden self watering, greenhouse vegetable growing, farm self watering, etc. Features -Color:Black Red. -Material: Plastic. -Size: About4.60X2.50X1.50cm/1.81X0.98X0.59in. -Flow rate: 0-40L/H. -Connection method: connect the 4/7mm capillary tube. - Easy installation, water-saving performance! Water output can be adjustable. -Drip irrigation does not hurt flowers and plants, the water is delicate, and it is practical. -Great for agriculture, lawn, garden, patio, greenhouse, irrigation, watering, irrigation. -Strong, wear-resistant, rust-proof, corrosion-resistant, it is not easy to deform and break. -Irrigation uniformity, allows soil to absorb water more completely in the root zones of plants. Package list: 10 x Self Watering Nozzles