Features: Upgraded features that you can use the remote to adjust the lighting brightness. The remote controller with Bluetooth 5.0 can control cellphone 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. 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.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. 8 Optional Lightness Effect: 1. Red, blue and green lights are all bright (romantic atmosphere) 2. Red, green, blue, blue and green colors are slow and flashing (colorful) 3. Red and blue lights are bright (purple atmosphere) 4. Blue light is on (blue ocean) 5. Green light is on (green aurora) 6. Red, blue and green cycles light up (magic space) 7. Red, blue and green loop flashing (ballroom effect) 8. Product atmosphere light 8 Built-in Nature Sounds: 1. Fall asleep all night sound 2. Canon wind bell sound 3. Forest bird scream sound 4. Maidens prayer sound 5. Lullaby sound 6. Ocean wave sound 7. Bustling silence 8. Fire wind rain sound Specification: Product size: 16.5*11.9*9.5cm / 6.5*3.9*3.7in Product weight: 298g / 0.66lb USB cable length: 1m / 39.4in Audio cable length: 0.6m /23.6in Music formats support for TF card: WAV/MP3 Rated voltage: DC 5V/1A Power: 2W Speaker parameter: 4/3W Response frequency: 160Hz-20KHz