diff --git a/README.md b/README.md
index 7e17a0a..fda65b7 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,28 @@
 # nut-docker
 
-This Dockerfiles is tested to run on Raspberry Pi 4
+**NUT-SERVER**
 
-Expects a UPS usb device passed to it with --device, find it with lsusb ex./dev/bus/usb/001/005
+This is a simple debian image with the nut-server package installed.
+
+
+**USAGE**
+
+Just run the image publishing the port and pointing to the ups device path. Use lsusb to find the current Bus and Device
+
+docker run -d -p 3493:3493 --name=Nut --restart unless-stopped --device=/dev/bus/usb/001/005 nardo86/nut-server 
+
+**EXTRA OPTIONS**
+
+Environment variable used for the configuration
+
+**NAME**		a simple name for your ups 	(default: myups)
+
+**DRIVER**		the driver to use*			(default: usbhid-ups)
+
+**PORT**		device port 					(default: auto)
+
+**POLLFREQ**	polling Interval 				(default: 5)
+
+**DESC**		full description for your ups  	(default: UPS)
+
+*see https://networkupstools.org/stable-hcl.html for compatibility list
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