This indicator is based on the famous ECC-11 strategy discussed on the Internet. It can be used on any timeframe, but ECC-11 is better suited for intraday 15min charts.
The various colour lines represent:
Black - Price
Orange - Chikou
Blue - Senkou A
Red - Senkou B
Green/Red - The Clouds
More information on how to follow the Ichimoku strategy can be found...