Material: ABS+AS+hardware+electronic components Standard configuration: Host×1+USB cable×1+audio cable×1+remote control×1+English manual×1 Power supply mode: plug in the host USB cable / 2 AA batteries for the remote control (not delivered) Bluetooth version: 5.0 Voltage/current: DC5V/1A Rated power: 2W Speaker parameters: 4 ohm/3W Response frequency: 160Hz-20KHz Motor parameters: 5V 13 rpm/0.5W USB cable length: 1M Audio cable length: 0.6M The height of the ocean lamp projection is 2.5-3 meters and the area is 10-15 square meters Lantern mode 1. Red, blue and green lights are all bright (romantic atmosphere) 2. Red-green, red-blue, blue-green two-color slow flashing (colorful) 3. Red and blue lights are on (purple atmosphere) 4. Blue light on (blue ocean) 5. Green light on (green northern lights) 6. Light up in red, blue and green cycles (magic space) 7. Red, blue and green cycle flash (dance hall effect) 8. Product atmosphere light Instructions for use The main power switch button at the bottom, press once to turn on the power, and press again to turn off the power. After the power is turned on, the built-in ambient light turns on gradually. Press and hold the touch switch button to turn it on. After turning it on, the light mode 1 will light up, and the lullaby music will play at the same time, and the ambient light will go out. If you only need to change the hypnotic track, please press the remote control or the main unit to change the song up and down. When a TF card is inserted or an external Bluetooth/audio source is connected, the lullaby is automatically turned off. Note that when the external audio source is connected, the main unit and the remote control cannot operate the song up and down. Touch the up and down song plus and minus keys, long press to add and subtract volume, short press to change songs. Press the remote control H2/H4 to indicate the timing setting of the host, and it will automatically shut down after 2 hours/4 hours. Bluetooth mode, it can be connected to the mobile phone to play songs. The Bluetooth mode must be operated on the music switch button of the remote control. Press the MUSIC button on the remote control to turn on the Bluetooth. Bluetooth name: HMT-01. Long press the touch switch to turn off the device, the ambient light will light up gradually, short press the projection mode 1-7, and the eighth ambient light will be on.