I saw this on the roof of the hotel. What kind of bug is this?

Hello, this is: jumping spider Anderson, also known as Flying Tiger, belongs to the jumping spider family. Anderson's jumping spider likes to live indoors, not netting, and lives by preying on small insects, especially flies, moths, moths and other insects that often appear indoors. Anderson jumping spider has excellent eyesight and can keep a high degree of attention to moving objects. When hunting, it slowly approaches the prey, and then when it is a few centimeters away from the prey, it suddenly jumps up and pounces on the prey, hence the name jumping spider. Anderson's jumping spider is a beneficial insect, which is harmless to people and can be left alone.