The Strategy:
- Open long position: DEМА is growing up and white (bull) candle crossed the Lower Bollinger Band from below to above.
- Open short position: DEМА is falling down and black (bear) candle crossed the Upper Bollinger Band from above to below.
- Close long position: Black candle crossed the Upper Bollinger Band from above to below.
- Close short position: White (bull) candle crossed the Lower Bollinger Band from below to above.