1、Adjustable irrigation sprinklers, with flow adjustment design, can easily adjust and control the spray flow, and water the plants and flowers in your garden. 2、Easy to install, only need to be connected to 4/7 water pipe or polyethylene pipe. Able to maintain constant when long laying or pressure fluctuations, irrigation uniformity. 3、Made of high‑quality ABS engineering plastics and copper materials, it is resistant to high temperature, corrosion and wear, and can be used for a long time. 4、There are 30pcs adjustable nozzles and 30pcs 3‑way joints in the kit, the quantity is enough to meet your watering and replacement needs, and the service life is long. 5、Widely used in agriculture, greenhouses, spray cooling/irrigation, watering, lawns, gardens, terraces, balconies, cooling and humidification, etc. Item Type: Irrigation Kit Material: ABS, Copper Weight: Approx. 197g / 6.9oz Copper Nozzle: Length: Approx. 4cm / 1.6in, Hole Diameter: Approx. 1.2mm / 0.05in Tee Size: Approx. 3.1x2cm / 1.2x0.8in Application: Suitable for 4/7 capillary, used for agriculture, greenhouse, swimming pool/irrigation spray cooling, watering, lawn, garden, terrace, humidification, balcony cooling 30 x Tee 30 x Copper Nozzle