Description: These drippers adopts premium material to ensure its high quality. Great for watering potted plants, gardening and public green, landscape gardening production, agricultural production and so on. Features: Products using the new high-quality plastic, stable quality, long service life. Pressure compensating (1-4 bar) regardless of the pressure for consistent water flow. Fit for long row plants and drip watering individual plants. The water flow is 4L/H of the dripper. This is a common size used on water filter systems, water coolers, and so on. This connects 4/7mm hose is widely used in horticulture irrigation, balcony gardening, garden irrigation and other places. Specification: Condition: 100% Brand New Material: ABS Color: Random Pressure: 1.5-4.0kg Flow Rate: 4L/H Interface Size: 4/7mm hose Package Weight: approx. 84g Package Included: 50 x Drippers Note: 1. Please allow 1-2 cm error due to manual measurement and make sure you do not mind before ordering. 2. Please understand that colors may exist chromatic aberration as the different placement of pictures. 3. .Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.