The iron's 120 g steam boost enables you to easily remove even the most stubborn creases. Power up to 2300 W enables constant high steam output. Continuous steam output of up to 35 g/min gives you the perfect amount of steam to efficiently remove all creases. This Philips iron has a vertical steam function, for crease removal in hanging fabrics. This steam iron can be operated with normal tap water and the calc clean slider makes it easy to remove any built-up scale out of your iron. To maintain the performance of your Philips steam iron, you should use this scale clean function once a month when using normal tap water.