diff --git a/get-sensors.py b/get-sensors.py
old mode 100755
new mode 100644
index 35eb1af..80880a9
--- a/get-sensors.py
+++ b/get-sensors.py
@@ -28,6 +28,7 @@ parser.add_argument("bridge", type=str, help="Hue Bridge IP")
 parser.add_argument("token", type=str, help="Hue API Token")
 parser.add_argument("-b", "--battery", type=int, help="battery check only, threshold, default 20")
 parser.add_argument("-v", "--verbose", action='store_true', help="verbose")
+parser.add_argument("-d", "--debug", action='store_true', help="debug")
 
 try:
 	args = parser.parse_args()
@@ -35,6 +36,7 @@ try:
 	token = args.token
 	battery = args.battery
 	verbose = args.verbose
+	debug = args.debug
 
 except argparse.ArgumentError as e:
 	print(str(e))
@@ -71,6 +73,9 @@ for key in sensors:
 			if json_data.get(i)['type'] == 'ZLLTemperature':
 				print(f"{i:>5s}: {json_data.get(i)['productname']}") 
 		else:
+			if not "battery" in json_data.get(i)['config']:
+				print(json.dumps(json_data.get(i), indent=4, sort_keys=True))
+				quit()
 			if int(json_data.get(i)['config']['battery']) < battery:
 				if json_data.get(i)['type'] == 'ZLLPresence':
 					print(f"{json_data.get(i)['name']:<32s} battery level {json_data.get(i)['config']['battery']}%")