Specifications: Product name:2L 4L 8L Steady Flow Dripper Three Size for choose：2L 4L 8L Pressure: 1.5-4.0 bar Flow rate: 2L/H or 4L/H or 8L/H, fixed flow drippers Material: good product plastic Interface size: 4/7 mm hose Packing：100pcs Note It is manual measurement, there may be 1-2mm error. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you. 1.Suitable for garden lawn irrigation, agricultural irrigation and sprinkler irrigation 2. It can be used for watering greenhouse, garden, lawn, vegetable and more 3. Made of highly plastic material, can be durable 4. Easy to use, easy to install and operate 5. Perfect water saving function. Pressure compensated. Compensation constant outlet pressure regardless of pressure changes.Self-cleaning. Has a 1/4-inch barb thread connection. Pressure compensating (1.5-4 bar) regardless of the pressure for consistent water flow. Fit for long row plants and drip watering individual plants. The water flow is 2L/H or 4L/H or 8L/h of the dripper. this is a common size used on water filter systems, water coolers, and so on.Products using the N high-quality plastic, stable quality, can use for a long time. It is widely accepted by users. Size One Size Color Red Item Weight 1.76 ounces Part Number EWKYLSEM Manufacturer EWKYLSEM Number Of Pieces 1 Item model number EWKYLSEM Package Dimensions 1.18 x 0.79 x 0.39 inches Item Package Quantity 1