White Noise Machine Sound Machine for Relaxation Sleepingwith Baby Soothing Night Light and Memory Function10 High Fidelity Nature SoundsSleep Sound Therapy for HomeOfficeBaby and Adults

?Parameter description Input:DC5V=0.8A Rated Power:1.5W Battery capacity:1200mAh Charging:about 1.5H Weight:About 115g Size:90*90*31mm Working time:15-30H Battery cycling life:500 times ?Packaging list White Noise Machine×1 USB charging calbe×1 (power block not included) Product manual×1Functional description ?Functional description The device has ten built-in music,including White Noise, Wave, Bird, Brook, Water drops, Cricket and Lullaby 1,Lullaby 2,Lullaby 3,Lullaby 4. The device is equipped with a night light,breathing mode(sleeping aid)and long light mode. ?KIND NOTE The White Noise Machine can't be used while charging,which is in order to protect the product and your personal safety. After about 1.5 hours charged it can runs 15-30 hours,when it fully charged,the red light goes off.