[Bluetooth Connection] This starry projector has a built-in speaker. You can connect it to your phone's Bluetooth to enjoy beautiful music under the magnificent starry .<br> [Remote Control and Timing] This night light projector features both a timer and remote control, allowing you to adjust it at any time to create a variety of dynamic and visual effects.<br> Input voltage 5V/1A, powered by USB cable<br> Wattage: 5W<br> Two timer modes: 45 minutes and 90 minutes<br> Automatically turns on when the lid is opened and turns off when the lid is closed<br> Adjustable projection speed and brightness<br> 8 different lighting modes<br> Two operating modes: projection mode + night light mode<br> Colour:Blue<br> Material:ABS<br> Package Contents:<br> 1Set x Projector Lamp Bluetooth Speaker<br> Only the above package content, other products are not included.<br> Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.