diff --git a/escpos/escpos.py b/escpos/escpos.py
index 59884ca..007c3b1 100644
--- a/escpos/escpos.py
+++ b/escpos/escpos.py
@@ -163,7 +163,7 @@ class Escpos(object):
         # Convert the RGB image in printable image
         self._convert_image(im)
 
-    def fullimage(self, img, max_height=860, width=512, histeq=True):
+    def fullimage(self, img, max_height=860, width=512, histeq=True, bandsize=255):
         """ Resizes and prints an arbitrarily sized image """
         if isinstance(img, (Image, Image.Image)):
             im = img.convert("RGB")
@@ -195,7 +195,6 @@ class Escpos(object):
             im = im.crop((0, 0, im.size[0], max_height))
 
         # Divide into bands
-        bandsize = 255
         current = 0
         while current < im.size[1]:
             self.image(im.crop((0, current, width or im.size[0],