Automatic irrigation for your flower pots, greenhouse plants, and vegetable beds. Control the watering of your plants automatically from once a week to four times a day, depending on their needs. The maximum watering duration is 60 minutes. You can flexibly adjust the duration, frequency, and start time of the watering. Complete set for 20 flower pots, including a mechanical selection controller and all components for installing a 4 mm water piping system with 20 watering points.