If you need to use a power adapter, please use a 5V-2A power adapter. Otherwise, the power may be insufficient. Specification Product name: Color-changing colorful light quantum light Product material: Acrylic Control: APP control or remote control Color: RGB Symphony Features Dreamy color rainbow effect: Our dream color technology allows the hexagonal light board to dynamically display multiple colors at the same time. Interesting built-in modes: hexagonal LED lights with radio frequency remote control, you can enjoy 60 preset scenes/music modes, dimming, speed, music/sound active and timing functions. Auto mode switches lightning effects among 60 scene modes, including auto chase and cross scenes. Design your own shapes: use these red, green and blue hexagonal fantasy lights to create interesting geometric LED patterns. The hexagonal light wall LED uses advanced LED lights to create vivid colors and stand out in the dark. Cool settings: The hexagonal rhythm light is very suitable for home decoration and wall art, creating a fun and lively atmosphere for your bedroom, living room, game room, and children, teenagers, girls, babies, and game player rooms. Add a special atmosphere to birthdays, Valentine's Day, Halloween, Christmas, marriage proposals, dinner parties, performances, weddings or any parties and other events. The package contains USB cable*1 Remote control*1 Manual *1 Quantum lamp (according to the purchase quantity) Free stickers (according to the purchase quantity) The PRE end is connected to the light of the power supply, and the NEXT end is connected to the light that needs to be spliced. If the connector is inserted backwards, the light will not light up. (connector sheet is included in the item)