Upgraded features that you can use the remote to adjust the lighting brightness. The remote controller with Bluetooth 5.0 can control music Previous/Next song. The ocean wave night light projector with the remote, you can choose to set the timer with 2 hours, 4 hours. If you are ready to sleep, you could set to the lowest brightness will be more convenient and not be too bright to be woken up. Of course, the timer can be canceled to stay on all night long. You can access these settings and options without getting out of your bed.