1. Stable water flow, precise watering 2. Stable and precise irrigation 3. Connection pipe diameter: connect to 4/7 pipe (a pipe with an inner diameter of about 4mm) 4. Application scenario: home gardening 5. Working pressure: 1-3KG 6. Water flow: 1.5-7L/H 7. Size: 100x37MM 8. Single net weight: 1.9G