1、10 SOUNDS FOR SLEEP AID: This baby white noise machine is scientifically designed with 10 different soothing sounds, including naturally sounds and lullabies. It masks external noise, providing a sense of security for your baby. It soothes crying, promotes quick sleep, prevents sudden waking and fosters independent sleeping habits. 2、8 SOFT LIGHT MODES: Engage your baby in a warm, gentle light environment that encourages sleep. Our baby white noise machine offers eight adjustable, soft, non glaring light modes, perfectly setting the stage for a peaceful slumber. 3、3 SET TIMER FOR SLEEP: Benefit from our sleep timer feature that enables automatic turn off. Choose between the 30, 60, or 90 minute timer, or allow the machine to play continuously. You are given full control over your baby's sleep environment. 4、HIGH FIDELITY SPEAKER UNIT: The full range speaker with a frequency response of 100Hz to 16KHZ ensures high fidelity sound that engulfs your baby in nature, reducing environmental noise and promoting better sleep quality. 5、SAFE MATERIAL: The baby white noise machine boasts a body of premium ABS and PC material for moms' peace of mind. It features a streamlined, round and comfortable feel, ensuring safe interaction with your baby skin without causing scratches. Item Type: White Noise Machine Material: ABS + PC Sizes: Approx. 8 x 8 x 3cm / 3.1 x 3.1 x 1.2in 1. Power: 1.5W 2. Charging: 5V0.3A (Maximum 0.3A, current can be set according to actual needs) 3. Frequency response: 100HZ-16KHZ 4. Comes with 8Mbit of memory 5. Built in Battery: Lithium battery 300mAh (included) 6. Interfaces: USB + Type C 7. Charging Time: 1 hour 8. Playing Duration: 10 hours 9. Charging Status: The red indicator light stays on during charging, the Blue indicator light stays on when fully charged 10. 8 light colors: Red, Green, Blue, Yellow, Purple, Cyan, White, Colorful Gradient 11. 10 white noises: Lullaby, Rain sound, Heartbeat, Heavy rain, Cradle song, Sea waves, Music box, Relaxing music, Pond frogs, Forest birds. 1 x White Noise Machine 1 x Manual 1 x USB Cable