Control Type: LED Digital Touching Control Panel
Product Dimensions (WxDxH): 13 3/8 x 20 1/2 x 2 1/8 inch
Cut out Size(WxD): 12 3/8 x 19 7/8 inch (Min); 12 9/16 x 20 1/16 inch (Max)
Power Levels: 1 to 9 Levels, 100W, 300W, 500W, 700W, 900W, 1100W, 1300W, 1600W, 1800W
Max Power Output: 1800W(Front), 1800W(Rear), Both of them together turn on would not be more than Max 1800W.