The dumbbell squat jump exercise is going to help develop and build lower body power and explosiveness. Both of which are extremely important in the game of basketball. When you get in the weight room to workout you want to make sure that you are doing sport specific training. There is a big difference between what a bodybuilder wants to work on, and what a basketball player does.
By doing exercises like the dumbbell jump squat you are working on movements that you are going to use in a game, and that is exactly what you want from the weight room. If it doesn't translate over to the court and into your basketball training, practices, and games it isn't worth anything. Checkout the rest of our basketball exercises to find more great exercises that you can use in the weight room.