Bull flag in the 4H time frame spotted on Bitcoin.
Clear view of Pole and the flag pattern.
A flag pattern, in technical analysis, is a price chart characterized by a sharp countertrend (the flag) succeeding a short-lived trend (the flag pole).
A bullish flag appears like an upright flag on a price chart, with a rectangular price pattern marking the flag itself.
The tighter the flag, the better the signal is said to be.(investopedia)