There is an upward trend currently

15-minute Trend
MA5 is moving upward and has crossed MA10 and MA30;
Bollinger Bands are opening;
KDJ and RSI are moving upward;

Day Trend
MA30 is moving downward and has crossed MA10;
Bollinger Bands are narrowing;
MACD runs above the zero axis;

Market Data
The long-short ratio of BTC contract is 145:100, with the longs taking advantage;
Fear & Greed Index is at 28, indicating extreme panic;
Seven out of the top ten addresses have inflows and three of them have outflows;

Analysis
There is an upward trend currently;
Can buy long and take profit with 1,000-2,000 USDT;
If the BTC price breaks 49,800 USDT, you can continue to hold the position for more profit;
If there is not enough momentum for bulls, can sell short near 49,500 USDT.