There is an upward trend before the start of the pattern.
There is a downward trend during the formation of the pattern.
In most cases, the price continues to drop further, indicating a trend continual.
Three peaks are observed during the pattern formation such that each peak is lower than its previous peak, indicating a downward trend.
Also, the shape of the peaks formed should be similar, i.e., if the first peak is wide, the next peak should be wide and similar to the first peak.
This pattern is confirmed only if the price goes below the lowest valley in the pattern.
Generally, there has been approximately a 15% decline in the price level since the start of the pattern.