Features: RGB Bluetooth APP control USB power supply change the color with music Length: 0.5 m 1 m 2 m 3 m 4 m 5 m 10 m [Music Mode] Enter Music Mode. Click here to start playing music (it will be selected from your local music). Then you'll see the lights change color to the beat of the music. Wow, such a wonderful and amazing scene. Note: Not only can you control multiple light strips with one remote control, you can also use the app to control multiple lights at the same time. [Bluetooth- Control] The APP controls the lights on your mobile device completely via Bluetooth. Both Apple and Android devices can be used. After downloading the APP and turning on Bluetooth, the lights can be connected automatically. With the timer setting in the APP, you can set an alarm with this light. (RF remote control not included as app controlled) Microphone mode Enter microphone mode. As long as you say something, the light will also change color according to your voice. Should we celebrate together? Let's be the smartest people in the audience. Brightness AdjustableYou can adjust the light brightness from 1% to 100%. I think you will prefer a darker light when the kids are sleeping and a brighter light when you are watching a movie. The brightest light in daily life. Easier to installCorner wires make installation easier, they bend at the corners, no extra ones Connectors or strips to break off. The all-in-one kit comes with a 5V USB cable that allows you to connect the light strip anywhere. Specification Power supply: USB Output: DC5V Precautions: Make sure the surface you want to attach the light to is clean, flat and dry. Cut slightly at crop marks. Please make sure you turn off the power first and then cut off the light strip. If you cut them off, you will need an additional power supply to light it. Please note. Note 1: If you use the Android APP to To connect with Bluetooth, you need to open the location information, as it is officially required by Android, please make sure you use it. Note 2: The music resources of IOS system need to be synchronized in iTunes, and Android system can play music directly from your music APP. If the phone cannot connect to the LED light strip, please complete the following steps 1. Check whether the LED light strip is properly connected and turned on. 2. Check if Bluetooth is turned on. 3. Check whether other mobile phones are connected, if so, please disconnect them. 4. Check the Bluetooth to connect in the phone settings. If yes, disconnect and exit the APP. Then turn Bluetooth back on. The APP will automatically connect. 5. If everything is normal but still cannot connect to the APP, exit the APP and reopen it. 6. If it still doesn't work, please exit the application, restart the phone, restart the power board light, turn on Bluetooth and APP to reconnect.