Smart Watering System--Simplify plant care with our planters' built-in drainage and automatic watering features. It ensures that the risk of root rot is minimized; when the water level is below the plant's roots, the automatic watering system can provide your plants with the right amount of moisture without the guesswork.Automic Watering System--Each tall planters comes with built-in drainage holes and a sink to ensure that your greenery absorbs water smoothly and minimizes root rot. When the water level is low, the automatic watering system kicks in to provide your plants with the necessary moisture with minimal effortTapered Planter --The modern tapered shape not only enhances the aesthetic but also provides stability. These tall outdoor planters are suitable for a wide variety of plants, making them versatile planters for outdoor plants and flower pots.Multiple Sizes to Choose From-- Our tall black flower pots are available in more different sizes and a variety of colors. You can choose the most suitable flower pot according to your placement scene.Modern Planter - Set of 2-- The set includes 2*23 inch black flower pots + 2* planting baskets + 2* water level monitors. The water level monitor included with the tall planter allows you to monitor the water level, keeping it between the maximum and minimum values, saving up to two weeks of watering time!21.7 InchABS