edit README

README.md

@@ -1,5 +1,37 @@
 # Homebridge Nature Remo Platform
 
+[![npm](https://badgen.net/npm/v/@takeya0x86/homebridge-nature-remo-platform?icon=npm&label)](https://www.npmjs.com/package/@takeya0x86/homebridge-nature-remo-platform)
 [![Build and Lint](https://github.com/takeya0x86/homebridge-nature-remo-platform/actions/workflows/build.yml/badge.svg)](https://github.com/takeya0x86/homebridge-nature-remo-platform/actions/workflows/build.yml)
 
-Homebridge plugin for Nature Remo which supports lights and air conditioners.
+Homebridge plugin for Nature Remo which supports lights and air conditioners. **This plugin is unofficial.**
+
+## Requirements
+
+* An access token generated from https://developer.nature.global/.
+
+## Installation
+
+1. Search for `@takeya0x86/homebridge-nature-remo-platform` on the plugin screen of [Homebridge Config UI X](https://github.com/oznu/homebridge-config-ui-x).
+2. Click `INSTALL`.
+
+## Configuration
+
+1. Input your access token into `Access Token` in config window.
+2. Click `SAVE` and restart Homebridge.
+3. The plugin detect automatically your Nature Remo devices and configured appliances.
+
+## Suppoerted appliances
+
+### Sensors (Nature Remo build-in)
+
+* Temperature
+* Humidity
+* Illuminance
+
+### Lights
+
+Allows for on/off controls.
+
+### Air conditioners
+
+Allows for on/off, temperature and mode changing controls. The mode changing only supports heating and cooling. Auto, dehumidification, blowing and any other mode are not supported.