We are about to see an important movement in the next 2 weeks. Breakout will decide if we make new short term bullish or bearish wave. You can not predict too far in markets nowadays, stick to day trading styles if possible.
Before waiting for breakout of triangle, you can try buying ETH now, but you will have to risk 1:1 to get this trade done or wait 1 more day if it pulls down to ~1280 again, Stop loss at the previous low 1210 and Take profit around 1415. ~ 1:2 RR
This is not a financial advise - just an idea, do not trade what you can not afford to lose. Cryptocurrency markets are highly volatile and risky.