Bollinger Band: Price is playing on the upper part of the band, So most likely the price will go down soon as it also goes outside the band.
RSI: reached 70 mark, most of the traders sell their shares when it touches 70 and buy again in 30 mark. So it's also an indicator that the price will go down.
Momentum: Momentum also approaching to reach the highest mark inside 30minutes. So it's also a sign that the will go down soon.