This adjustable water spray nozzle copper emitter nozzle is easy to install and easy to use, just connect to the 4/7 Capillary tube or PE tube. Able to water mist spray nozzle made of quality engineering plastics & copper which high temperatut for agriculture, greenhouse, swimming pool misting fog cooling/irrigation, watering, greenhouse, lawn, garden, patio, humidification, balcony cooling, irrigation.ADJUSTABLE DESIGN: This kalolary irrigation adjustable water spray nozzle adopts flow adjuster design, which is easy to adjust and control the spraying flow for watering the plants and flowers in your garden. working flow: 10-15 L/H, working pressure: 1.5-4kg, Spraying radius: 0.6-1.2M.