PLEASE NOTE THIS ITEM IS SUPPLIED WITH A HOZELOCK SENSOR CONTROLLER AND NOT AN AC1+ TIMER AS PICTURED.Automatically control how you water your garden, saving you time, water and effort.Automatic drip watering is a form of automatic watering, and is the most sustainable and efficient form of watering for gardens, with tests showing that it is over 90% more efficient than using a spray gun or sprinkler.Drip watering facilitates the slow release of water (hose pipe uses 91 litres per 10 minutes) and places water at the root, exactly where it\'s needed.This watering kit can be set-up in minutes and for larger areas, components to create a bespoke watering system.This kit will automatically water up to 25 pots / containers.