Colorful Starry Sky Galaxy Projector Nightlight Child Bluetooth USB Music Player Star Night Light Romantic Projection Lamp GiftsDescription: 1. This product is a combination of four-color water wave light and green laser. There are four colors of water waves: red, white, blue, and green. The color of the laser is green. The remote control can adjust the water wave color, water wave speed, water wave mode, Bluetooth mode, water wave single control, laser single control, brightness, music control, sound control, selection mode, timing function, switch, any mobile phone or another device can be connected to Bluetooth, No need to check. 2. Instructions for the new version of the remote control: Install 2 AA batteries. (Without battery) 3. You can insert a USB flash drive or card reader into the lamp body to play music, music can control brightness, music volume, up and down songs, pause, Bluetooth on/off, switch, USB data cable for Android power supply. Black & white Bluetooth model specifications: Input voltage: 110-220V Output voltage: 5V / 2000mA Product power: RGBW2 X 3W (total 6W) Power supply: USB cable Music mode: U disk, card reader, Bluetooth Packing material: color box Notes: 1. Due to the difference in display and lighting effects, the actual color of the item may be slightly different from the color shown in the picture. Thank you! 2. Since it is manual measurement, please allow a measurement deviation of 1-3mm.