The utility model provides a computer case, belongs to the computer case field, has solved the inside laying dust situation of current computer case and can't have been dismantled difficult problem by direct observation and quick -witted case lid board. Computer case: the spring roller blind unit includes reel and the banded curtain of rolling up. The reel sets up along one side of case body open end is fixed to the fixed side of rolling up the curtain with the banding links to each other, banded removal side of rolling up the curtain can with the opposite side lock joint of case body open end, one side with the opposite side is relative. Camera unit embedding sets up on case body's front panel for shoot computer case's outside scene. The 2nd camera unit is used for taking computer case's inside scene. A camera unit and the 2nd camera unit homoenergetic are enough to carry out radio communication with handheld terminal. The temperature and humidity measurement unit is used for detecting the temperature and humidity of the inside air of computer case. Display element is used for showing temperature, humidity data that the temperature and humidity measurement unit detected.