The specific environment may be your perfect solution. Sound machine can give you a personalized sleeping environment by block noise to make your sleep better, allows you to listen to suitable sounds without wearing additional headphones, which make you fall asleep faster,you will spend every night in comfort, and wake up every morning refreshed, relaxed and rejuvenated. Seven levels of warm lights,it is perfect for sleeping, feeding, even reading.This is a humanized bedside lamp with white noise for your family to take care of their sweet sleep! Product Specifications: Product volume: 96cm 78cm 112cm Power mode: USB Function: timing, music function Display mode: no display Battery life: more than 12h Built-in battery capacity: 1200mAh-2000mAh (inclusive) Whether built-in battery: built-in battery What will you get Box x1 Host x1 Charging cable x1 Manual x1?24 hours after-sales service: To make sure the quality, we obey the strict production process, quality management system and fully-inspection system. don't need to worry about accidents.Any question just don't hesitate to contact us. ?Compact design Memory function: With 96cm 78cm 112cm ,it can be easily fitted into a handbag or suitcase,perfect for home, office or travel.And memory function will automatically restore your previous volume, sound and time. ?Timers Multistage Levels of Volume:You can set it for continuous play or setting a timer 30,60,90,min auto-off. And this machine has multistage levels of volume,can easily mask the disruptive environmental noise. ?Adjustable Night lights: 7-color lighting design,it is perfect for sleeping, feeding, even reading.This is a humanized bedside lamp with white noise for your family to take care of their sweet sleep!. ?29 Non-Looping Sleep Sounds:White noise,fans,brook,sea waves,bird, bonfire,train,piano,lullabies,meditation and so on,this special gift with big big love,will give you the most peace of mind,suitable for baby, kids and adults.