The daewoo koc9q4t is a 28l microwave which has a power output of 900w it is also designed with a grill and a convection oven giving it brilliant versatility the grill has 1250w power and the convection oven has 2700w as well fan assisted double heating convection system making this an excellent appliance for any home cooking there is a stainless steel cavity within the daewoo koc9q4t and a honeycomb shape interior which helps to give an even cook to your food along with a handy keep warm func