Improved README

README.md

@@ -130,7 +130,8 @@ exact serial port /dev/ttyUSBx.
 
 Two usb wmbus receivers are supported: IMST im871A and Amber Wireless AMB8465.
 
-Two supported meters: Multical21 (water meter) and Multical302 (heat meter?, work in progress).
+One supported meter: Multical21 (water meter)
+And two meters that are work in progress: Multical302 (heat energy meter) and Omnipower (electricity meters).
 
 The source code is modular and it should be relatively straightforward to add more receivers and meters.