Price band is a mt4 (MetaTrader 4) indicator and it can be used with any forex trading systems / strategies for additional confirmation of trading entries or exits.
(downloadable file Price band.rar contains Price band.ex4 and Price band.mq4)
Free Download Price band mt4 indicator 
How to install Price band in forex trading platform metatrader 4?
- Extract the downloaded Price band.rar.
- Go to “File menu” in Mt4 trading platform and click “open data folder”. Open Mql4 folder and open the indicators folder.
- Now paste the Price band.ex4 and Price band.mq4 files into indicators folder and restart the MetaTrader 4.