Feature: Input voltage: 5V Product power: LED + laser red and green Power supply: USB cable power supply Music mode: Bluetooth/TF card Remote control instructions: wireless remote control battery. (The keys are more sensitive and easier to use) The TF card or Bluetooth can be inserted into the lamp body to play music, the brightness can be interrupted, the music volume can be changed, up and down, pause, Bluetooth off/on, switch, USB Android data cable power supply. .