With crash gambling, you bet on a multiplier target, such as 1.5 x or 2x

https://crash-game-cs-govdqv513.urbanvellum.com/posts/10-wrong-answers-to-common-cs2-crash-sites-questions-do-you-know-which-answers

With crash gambling, you bet on a multiplier target, such as 1.5 x or 2x. If the multiplier never reaches your selected point, your bet is lost; if it does, you can take profit.