Feature: 1. 12 Sleep Assist Music: 12 sleep assist music, satisfying different groups of people, high quality sound source, unique acoustic principle and inner cavity design, let us fully release our body and mind as if we were there. 2. Multi Color Lights: Multi color light changes, using high quality sturdy ABS material, wear resistant and durable, can be used for a long time. 3. Humanized Bedside Lamp: Sound machine travel is a humanized bedside lamp with white noise and USB charging, allowing your family to take care of sweet sleep. 4. Multi Purpose: White noise not only promotes sleep, but also masks the distractions of external noise and helps us focusing on study and work. 5. Portable Design: Portable design, easy to carry and use, perfect for sleeping, feeding, and even reading. Great for home or travel. Specification: Item Type: White Noise Machine Material: ABS Built in Battery: Li Ion Battery 2000mAH There are a Total of 12 Sleep Aid Music: White Noise 3, Fans, Waves, Clocks, Crickets, Lullabies, Rain, Trains, Running Water, Heartbeat The Lights Are: Bright White Light, Warm Light, Red, Green, Blue, Pink, Yellow, Cyan, Colorful Changes, Turn off the Lights White Lamp Beads Color Temperature: 2835 White 6000 to 6500K Warm Color Lamp Beads Color Temperature: 2835 Warm White 3000 to 3200K . Package List: 1 x White Noise Machine1 x USB Cable1 x User Manual