1. Inclined elevation design, dripping smoothly, and sediment is not easy to block 2. 28-30mm bottle mouth universal 3. The dripping speed can be adjusted at will, and the flowers are automatically watered for about 3-7 days 4. Turbofan type double-channel water outlet, reducing tension, not easy to be blocked, and water outlet more smoothly 5. Conical plunger, easy to insert into the soil, more stable 6. Frosted surface, fine workmanship, no burrs, and comfortable hand feeling 7. Material: PP 8. Size: about 20x6 cm/piece