Bitcoin's 4-hour level shows a decrease in momentum after a short-term surge, with KDJ turning and a need for a pullback; the daily level remains above the middle Bollinger band, with downward momentum weakening, and the overall trend is slightly bullish. Currently in a phase of short-term correction and medium-term strong fluctuations, the approach should focus on buying on dips!

Buy Bitcoin on pullbacks around 68200-67600, aiming for 70000 and 71800.
Buy Ethereum on pullbacks around 2090-2060, aiming for 2150 and 2250.$BTC $ETH