1.Automatic watering dispensers offer an easy solution to watering your plants while you are on vacation. 2.Scientific Watering: For each dispenser, the average flow rate is about 48ml per day, the correct volume of water to keep almost all household plants healthy. Make the most of your vacation by preparing the right amount of water for the duration of your absence. 3.Versatile: The automatic watering devices are suitable for seedling, potted plants and pollutant-free. The water will filter through the soil and meet the needs of the plant. 4.Superior Quality: The dispenser nozzle is made of durable ceramic with good absorption capacity, the green cap is connected with strong PVC pipe. Package included: 20pcs plant automatic waterer