Whenever a big move is followed by gap(up/down) open next day.
Wait for price to enter in previous day range.
Aggressive traders can enter trade as soon as price enters previous day range, safe traders can wait for 1st 5 minute candle close, target can be mid of previous day range.
Trailing stoploss is a good way to secure your profits.
How this indicator helps?
Whenever intraday range will be more than 5% move, chart background will turn light blue, one might add stock to watchlist for next day.
if next day is gap open, chart background will be light green, and a textbox will be displayed with entry, stoploss and targets. One might take trades as explained in trade setup.
How it is dark cloud and piercing pattern?
Green candle followed by gap up open next day and closing in previous day range is Dark cloud on .
Red candle followed by gap down open next day and closing in previous day range is piercing pattern on .