Adjustable Emitter Dripper Micro Drip Irrigation Sprinkler Watering System Lots Features: Made of durable material, it can be used for a long time. This micro nozzle has 8 holes on the head, adjustable as sprinkler form, drip form and shut down form. Automatic cleaning, the starting water erosion flow channel, anti-clogging performance. Able to maintain constant when Long laying or pressure fluctuations, irrigation uniformity. Easy adjust water yield according to the actual situation, it is removable and washable. After installing watering equipment, all you need to do is turn on the tap when you need. Has a 1/4-inch barb thread connection, suitable for 4mm/7mm (Inner/ Outer diameter) tube. Specifications: Material: PP Adjustable Flow Range: approx.1-70L/h Size: approx 1.5cm x 2.5cm Holes: 8 holes Notes: Due to lighting and screen settings, the actual color may slightly differ from the picture. Please allow slight dimensional differences due to manual measurements. Package Includes: 10/30/50 x Irrigation Watering Nozzles Heads(AS your Chooce) (Others are NOT included)