From the daily chart, the price of Bitcoin has a long lower shadow, and the four-hour trading volume has significantly increased. The price drop with an increase in volume indicates strong support above 78K. The current price has risen to the key level of 0.618 in the Fibonacci retracement channel, and with the price rising and volume decreasing, it suggests that we may see a second bottom next week, with an estimated low point around 81.5K. It is important to pay attention to the cryptocurrency conference hosted by Trump on March 7, after which the price is expected to rise again, targeting around 90K.