diff --git a/sardem/cli.py b/sardem/cli.py
index 70ca322..10312bf 100644
--- a/sardem/cli.py
+++ b/sardem/cli.py
@@ -148,6 +148,21 @@ def get_cli_args():
             "Location to save downloaded files (Default = {})".format(utils.get_cache_dir())
         ),
     )
+    parser.add_argument(
+        "--output-format",
+        "-of",
+        choices=["ENVI", "GTiff", "ROI_PAC"],
+        default="ENVI",
+        help="Output format (for copernicus DEM option, default %(default)s)."
+    )
+    parser.add_argument(
+        "--output-type",
+        "-ot",
+        choices=["int16", "float32"],
+        type=str.lower,
+        default="int16",
+        help="Output data type (default %(default)s)."
+    )
     return parser.parse_args()
 
 
@@ -177,7 +192,9 @@ def cli():
         bbox = utils.bounding_box(left_lon, top_lat, dlon, dlat)
     elif args.bbox:
         bbox = args.bbox
-
+    else:
+        bbox = None
+    
     if not args.output:
         output = (
             "watermask.wbd" if args.data_source == "NASA_WATER" else "elevation.dem"
@@ -197,4 +214,6 @@ def cli():
         keep_egm=args.keep_egm,
         shift_rsc=args.shift_rsc,
         cache_dir=args.cache_dir,
+        output_format=args.output_format,
+        output_type=args.output_type,
     )
diff --git a/sardem/cop_dem.py b/sardem/cop_dem.py
index 0fcfa37..a205d7b 100644
--- a/sardem/cop_dem.py
+++ b/sardem/cop_dem.py
@@ -14,7 +14,14 @@
 
 
 def download_and_stitch(
-    output_name, bbox, keep_egm=False, xrate=1, yrate=1, vrt_filename=None
+    output_name,
+    bbox,
+    keep_egm=False,
+    xrate=1,
+    yrate=1,
+    vrt_filename=None,
+    output_format="ENVI",
+    output_type="int16"
 ):
     """Download the COP DEM from AWS.
 
@@ -42,21 +49,21 @@ def download_and_stitch(
         t_srs = s_srs = None
     else:
         code = conversions.EPSG_CODES["egm08"]
-        s_srs = 'epsg:4326+{}'.format(code)
-        t_srs = 'epsg:4326'
+        s_srs = "epsg:4326+{}".format(code)
+        t_srs = "epsg:4326"
     xres = DEFAULT_RES / xrate
     yres = DEFAULT_RES / yrate
     resamp = "bilinear" if (xrate > 1 or yrate > 1) else "nearest"
 
     # access_mode = "overwrite" if overwrite else None
     option_dict = dict(
-        format="ENVI",
+        format=output_format,
         outputBounds=bbox,
         dstSRS=t_srs,
         srcSRS=s_srs,
         xRes=xres,
         yRes=yres,
-        outputType=gdal.GDT_Int16,
+        outputType=gdal.GetDataTypeByName(output_type.title()),
         resampleAlg=resamp,
         multithread=True,
         warpMemoryLimit=5000,
diff --git a/sardem/dem.py b/sardem/dem.py
index f0ce5ce..63448da 100644
--- a/sardem/dem.py
+++ b/sardem/dem.py
@@ -297,6 +297,8 @@ def main(
     keep_egm=False,
     shift_rsc=False,
     cache_dir=None,
+    output_type="int16",
+    output_format="ENVI",
 ):
     """Function for entry point to create a DEM with `sardem`
 
@@ -317,6 +319,8 @@ def main(
             X_FIRST and Y_FIRST values represent the pixel *center* (instead of
             GDAL's convention of pixel edge). Default = False.
         cache_dir (str): directory to cache downloaded tiles
+        output_type (str): output type for DEM (default = int16)
+        output_format (str): output format for copernicus DEM (default = ENVI)
     """
     if bbox is None:
         if geojson:
@@ -353,6 +357,8 @@ def main(
             keep_egm=keep_egm,
             xrate=xrate,
             yrate=yrate,
+            output_format=output_format,
+            output_type=output_type,
         )
         if make_isce_xml:
             logger.info("Creating ISCE2 XML file")
@@ -382,7 +388,7 @@ def main(
     rsc_filename = output_name + ".rsc"
 
     # Upsampling:
-    dtype = np.int16
+    dtype = np.dtype(output_type.lower())
     if xrate == 1 and yrate == 1:
         logger.info("Rate = 1: No upsampling to do")
         logger.info("Writing DEM to %s", output_name)
@@ -461,4 +467,4 @@ def main(
  
     # If the user wants the .rsc file to point to pixel center:
     if shift_rsc:
-        utils.shift_rsc_file(rsc_filename, to_gdal=False)
\ No newline at end of file
+        utils.shift_rsc_file(rsc_filename, to_gdal=False)
diff --git a/setup.py b/setup.py
index 776c28a..2b32904 100644
--- a/setup.py
+++ b/setup.py
@@ -5,7 +5,7 @@
 
 setuptools.setup(
     name="sardem",
-    version="0.11.0",
+    version="0.11.1",
     author="Scott Staniewicz",
     author_email="scott.stanie@gmail.com",
     description="Create upsampled DEMs for InSAR processing",