Great sleep companion: the sound machine helps to eliminate background noise and helps babies to relax It can also relieve insomnia in adults The natural soft sound creates a pleasant sleeping atmosphere, making you feel calm and gently fall asleep Easy to carry and compact. This white noise machine is lightweight and small in size Perfect for home, office and especially for travel Let the White Noise Machine keep you company when you are alone LED seven-colour night light to help you sleep, (2 levels of warm white light, 5 levels of coloured light, gradual breathing light) 16 built-in hypnotic music tracks, including 6 white noise and fan sounds, 6 nature sounds and 4 soft sounds 5 timer settings: 15 minutes, 30 minutes, 60 minutes, 90 minutes, 120 minutes Power-off memory function, the last selected sound source and sound will be defaulted when the unit is switched on next time Colour: White Material: ABS+PC Adapter output: 5V/1A Light power: 2W Packing list: manual, USB cable Product size:118*118*62.5mm Color box size:122*122*110mm