Features:[Watering Control] For a potted plant requiring more water place the water container on a higher surface and vice versa. Suitable for a variety of potted plant height.[Ceramic Material] Made of highest grade of ceramic materials means it last long time and keep your plants healthier. [Practical and Convenient]Self-watering system helps you to get rid of worrying about leaving your plants unattended. Perfect for vacation plant watering.[Easy Installtation]Easy to install and manage. Take your automatic plant waterers to your favorite potted plant, insert the stake, and put the tube in the water container.[Widely Applicable]Fits for use with potted plants, houseplants, patio plants, hanging plants and outdoor gardens.