On March 21st, Bitcoin's 4-hour moving average failed to break through and may face a volatility expansion window at the beginning of next week 📌 01 Yesterday's Review BTC： Yesterday's lowest point was 83613, the highest point was 87500, with a fluctuation of 3886 and an amplitude of 4.4% ETH： Yesterday's lowest point was 1951, the highest point was 2067, with a fluctuation of 116 and an amplitude of 5.6% 📌 Today's Analysis 02 BTC The current price of Bitcoin is 84300. After hitting a high of 87500 in early trading yesterday, it technically retraced to the 4-hour Fibonacci 61.8% retracement level support. Affected by the linkage effect of the US stock market, prices are under pressure and have fallen back. Currently, the 4-hour chart MA30 moving average is effectively suppressed, and in the short term, it may continue to fluctuate and consolidate its structure, waiting for momentum to accumulate and break through. Short term resistance of the big pie: 85200 (4-hour upper Bollinger Bands&short-term supply zone) Short term support for large pancakes: 83000 (Fibonacci 78.6% retracement level and trading volume intensive area) ETH The current price of Ethereum is 1980, with a periodic top structure formed by the suppression of the 120 day moving average at the daily level, and currently maintaining a fluctuating box in the 1940-2040 range. From the TD sequence and MACD indicator, the energy of long and short positions is in a converging state, and it is expected to continue narrow range oscillation consolidation in the next 48-72 hours. Directional breakthroughs need to pay attention to the testing of box boundaries. Auntie Tai's short-term resistance: 2040 (daily level EMA120 coincides with the weekly central level) Auntie Tai Short term Support: 1940 (4-hour level 200 cycle moving average and psychological integer level) 📌 Summary of Article 03 The 4-hour MA moving average of Bitcoin is immediately showing a multi cycle moving average system bonding state, and the volatility contraction indicates that the turning window is approaching. On a technical level, we will maintain a bullish structure. If the price stays at the $82000 neck line support, it is expected to rise to the target area of $89000 in the future, corresponding to the high gravity zone before the weekly level. It is recommended to cooperate with the observation of US stock data, and to break through the market, we need to cooperate with the amplification and confirmation of volume! Move your hands, follow, like, and share. Your support is my biggest motivation every day! For more real-time information, please add VX: ETH188088