The SPT-NY-636 Medicine Cooker - 3.8L allows you to prepare traditional Chinese herbal medicine in the comfort of your home without the hassles and time-consuming process involved in more traditional methods. It has a stainless steel heater that is built to last. All you have to do is add your herbalist?s ingredients into the cooker, add the prescribed amount of water and the cooker will automatically reduce the contents into one bowl as per your prescription. The SPT-NY-636 Medicine Cooker has a capacity of 3.8 liters. It has unit dimension of 8"" base diameter x 11"" H.