This item is durable with long lifespan which widely accepted by users. It’s perfect for the irrigation of your flower, plants, lawn. It also features with 360 degree spraying, no dead corner and 8 holes at the for adjustable water flow or closed it. This is suitable for 4mm/7mm or 3mm/5mm(Inner/Outer diameter) tube. Features - ColorBlack - Size: Approx. 13 * 2 * 2cm/5.1 * 0.8 * 0.8 inch (L*W*H). - Hole inner diameter: Approx. 2mm / 0.07 inch. - diameter: Approx. 1.5cm / 0.6 inch. - for durable and use. - Durable and long lifespan, widely accepted by users. - Perfect for the irrigation of your flower, plants, lawn. - 360 degree spraying, no dead corner. - 8 holes at the top, adjustable water flow or closed it. - Suitable for 4mm/7mm or 3mm/5mm(Inner/Outer diameter) tube. - Flow: 0-120L/H. - Working Pressure: 1- . - Spray radius: 0-50cm. Package list: 150 * 13cm Adjustable Irrigation Sprinkler Emitters On Stake Water Dripper (Black)