As of January 23rd 09:46, the BTC price is $89,519.1, fluctuating within the $89,000-$90,000 range. After testing the $88,557 low yesterday and rebounding, support is evident. Key support levels are at $88,500-$89,000, with resistance at $90,100-$90,200. If it breaks above $90,200, it is expected to reach $91,000; if it falls below $88,500, it may drop to $87,500-$88,000. Investors should pay attention to the breakthrough of key price levels and make judgments based on real-time market conditions and fundamental factors.