Hi.. all info about CCI you can find here on this site...
here is a one strategy if you want... use CCI 34; 50ema and M30 chart
entry
long and exit:
when CCI cross above 100 Buy; 50ema must be below price; exit then CCI cross below 100;
entry
short and exit:
when CCI cross below -100 Sell; 50ema must be above price; exit then CCI cross above -100