To use a power adapter, please use a 5V-2A power adapter. Otherwise, the power may be insufficient.If the adapter you use is less than 5V-2A, the remote control and controller may not work Bluetooth: It can be connected to Bluetooth, and the 16 million color dynamic mode can be controlled through the APP. Music synchronization, multiple dynamic modes. APP+remote control+controller control Seamless Link Module Unlimited Links, DIY free stitching to the shape you want. The USB cable of the light is on the same side as the infrared receiver, and the other end of the USB cable is connected to the power supply. Connector chip facing up. The remote control must be aimed at theremote control receiver to work, Make surethat there are no obstacles in the middle. Become The DJ With Your Lights, Lighting that reacts to your songs. 28+ Rich Animated Scene Effects, Schedule Lights for your Daily Routiue. Creates More Possibilities.RGB:One panel displays color every time Tuya intelligent control, Intelligent control free hands 4 Music Modes, light shows with adjustable music sync sensitivity. Product power:6w Working voltage:12V/2A Note:The remote control does not contain batteries(Button Battery 2025) Type:A:Bluetooth version Colour:White Material:Plastic Size:85x76x30 (mm) Package Contents: 6 * RGB Smart Light Board 1 * remote control 1 * controller Only the above package content, other products are not included. 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.