diff --git a/README.md b/README.md
index 856ec3a..9e28a98 100644
--- a/README.md
+++ b/README.md
@@ -1,53 +1,65 @@
 # bosch-thermostat-client-python
 
 Python3 asyncio package to talk to Bosch Thermostats via their gateway.
-Suppored protocols are HTTP and XMPP.
+Supported protocols are HTTP and XMPP.
 
 Both are still in development.
 
-# Helper
+## Helper
 
-Now there is extra command added with this package `bosch_scan`.
+Now there is extra command added with this package `bosch_cli`.
 
-```
+```shell
+# Create Python virtual environment
+$ python3 -m venv bosch-thermostat-client
+$ source bosch-thermostat-client/bin/activate
+
+# Install bosch-thermostat-client
+$ pip install bosch-thermostat-client
+
+# Use bosch_cli
+$ bosch_cli --help
 Usage: bosch_cli [OPTIONS] COMMAND [ARGS]...
 
   A tool to run commands against Bosch thermostat.
 
 Options:
-  --help  Show this message and exit.
+  --version  Show the version and exit.
+  --help     Show this message and exit.
 
 Commands:
   put    Send value to Bosch thermostat.
   query  Query values of Bosch thermostat.
   scan   Create rawscan of Bosch thermostat.
 
-bosch_cli scan --help
-
+$ bosch_cli scan --help
 Usage: bosch_cli scan [OPTIONS]
 
   Create rawscan of Bosch thermostat.
 
 Options:
+  --config PATH                   Read configuration from PATH.  [default:
+                                  config.yml]
   --host TEXT                     IP address of gateway or SERIAL for XMPP
                                   [required]
-
   --token TEXT                    Token from sticker without dashes.
                                   [required]
-
   --password TEXT                 Password you set in mobile app.
   --protocol [XMPP|HTTP]          Bosch protocol. Either XMPP or HTTP.
                                   [required]
-
-  --device [NEFIT|IVT|EASYCONTROL
-                     ]            Bosch device type. NEFIT, IVT or EASYCONTROL.  [required]
+  --device [NEFIT|IVT|EASYCONTROL]
+                                  Bosch device type. NEFIT, IVT or
+                                  EASYCONTROL.  [required]
+  -d, --debug                     Set Debug mode. Single debug is debug of
+                                  this lib. Second d is debug of aioxmpp as
+                                  well.
   -o, --output TEXT               Path to output file of scan. Default to
                                   [raw/small]scan_uuid.json
-
   --stdout                        Print scan to stdout
   -d, --debug
-  -s, --smallscan [HC|DHW|SENSORS]
+  -i, --ignore-unknown            Ignore unknown device type. Try to scan
+                                  anyway. Useful for discovering new devices.
+  -s, --smallscan [HC|DHW|SENSORS|RECORDINGS]
                                   Scan only single circuit of thermostat.
   --help                          Show this message and exit.
-
 ```