diff --git a/README.md b/README.md
index b1c00f8..ce71d7c 100644
--- a/README.md
+++ b/README.md
@@ -7,8 +7,27 @@ Electrum Protocol Client for React Native
 * https://github.com/you21979/node-electrum-client
 * https://github.com/7kharov/node-electrum-client
 
+# features
+
+* persistence (ping strategy and reconnection)
+* batch requests
+* works in RN and nodejs
+
 ## protocol spec
 
 * https://electrumx.readthedocs.io/en/latest/PROTOCOL.html
 
+## usage
 
+Relies on `react-native-tcp` so it should be already installed and linked in RN project. `net` should be provided from outside, this library wont do `require('net')`.
+For RN it should be in `shim.js`:
+
+```javascript
+  global.net = require('react-native-tcp');
+```
+
+For nodejs it should be provided before usage:
+
+```javascript
+  global.net = require('net');
+```