... ,meeting room,shops and supermarket1.Warm White:<2700K:we will feel warm and health,comfortable if used in houses,home,bedroom ... ,hotels.2.Warm light :2700K:a soft light,we will feel pleasant,comfortable,peaceful used in the shops,hospital,offices,hotels ... light:6500K:this light is similar to nature light ,make us feel concentrate,used in offices,meeting room,drawing room,design room ...