The Radar wall hung pan is ultra sleek, providing a desinger look and feel for the modern bathroom. With clean lines and sleek features the rimless Easi-Clean design of the pan makes it exceptionally hygenic and a simple wipe of the rim means there is nowhere for germs to hide. Water is projected around the bowl to reach every part and ensure it's completely clean.Low battery power alarm (battery life in excess of 1 year)|Dual flush, Manual override flush, illuminates on operation|Use on wall hung frames & In-wall cisterns (not compatible with slim depth furniture.|Powered by 4x AA batteries (easy to change, no tools required)