High quality: The water dispensers are made of high-quality ceramic and plastic. This ensures long-termAdjustable flow: the higher the water tank, the more water can be added. The ideal height is in most cases the same height.Note: Please put the water dispenser in water before using it for the first time. The water container must be slightly higher than that.Easy to use: No complicated installation is required for our water dispenser. Place the water dispenser in water for 10 minutes, fill, insert, doneApplication: adapter for constant dosing of irrigation of houseplants, provides your plants with water for several days.Specification:Name: Automatic irrigation deviceEvery weight: 34gSize: length 11 cm, width 3 cmHow to use:1. Open the outer packaging and unscrew the black hat.2. Soak in water for 15 minutes (white porcelain head part 1 - must be completely immersed in water)3. Fill the red plastic tube on the main part of the drinker with water. Black hats and plastic tubes are also filled with water (can be put on the tap, let the plastic hose fill the water)4. Insert one end of the plastic tube into the container that contains the water. And completely insert the white porcelain part into the floor.Scope of delivery:4 x Automatic irrigation device