Spike height: 13cm; suitable for 4/7mm tube (inner diameter/outer diameter). Irrigation angle: Multiple water flows provide 360° coverage. Range: The spray distance is adjustable from 0 to 50cm; New PP material production. Make sure the hose is softened before connecting. Direct water where it is needed in each growing area. Underground systems use water similar to sprinklers. Put flow and distance control at your fingertips with the Off option. The water flow can be adjusted from 0 to 13 GPH, adjustable flow, suitable for ponds, potted plants, flooring, landscape gardens and more. Immediately Drip more areas around your landscape with this versatile, professional-grade multi-flow micro-nozzle. Each drip head has an adjustable cap, allowing for simultaneous control of flow and docking areas. These drip heads are very useful in residential gardens for individual plants or groups of plants or ground covers, shrubs and trees. Ideal for watering flowers, plants and lawns. Suitable for