There are 4 major types of indicator
Trend – Trend indicators tell you which direction the market is moving on.
Momentum – Momentum indicators tell you how strong the trend is and can also tell you if a reversal is going to occur.
Volume – Volume indicators tell you how volume is changing over time, how many units of bitcoin are being bought and sold over time.
Volatility – Volatility indicators tell you how much the price is changing in a given period.