diff --git a/README.md b/README.md
index 0d00177..5881c45 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,8 @@
 WH1080-Weather-Underground
 ==========================
 
-RPi bridge between a WH1080 weather station and Weather Underground PWS network
+Raspberry Pi bridge between a WH1080 weather station and the Weather Underground PWS network
+
+95% based on Kevin Sangeelee's work at http://www.susa.net/wordpress/2012/08/raspberry-pi-reading-wh1081-weather-sensors-using-an-rfm01-and-rfm12b/
+
+Works on a Raspberry Pi V2 with an RFM01 module.