Heavtuen,White Noise Machine ,Portable Sound Machine with 40 Soothing Sounds, USB Rechargeable ,20 Levels of Volume…

Amazon.com Price: $29.99 (as of 01/27/2023 10:33 PST- Details) & FREE Shipping.

40 SLEEP SOUNDS: 10 white noises,14 nature sounds,10 machine sounds, 6 lullabies.White noise,lullabies,piano,thunder,fan,brook, rain, bird ,waves, bonfire,train and crickets,for baby kids & adults
USB RECHARGEABLE : Standard USB-C rechargeable, easy plug it into your phone charge instead of having to find a new outlet or have it plugged in the entire time. One less cord to wrangle on the nightstand, for wireless use(Note: it is not come with a charging plug)
TIMER SET: The auto-off timer is up to 2 hours at 30 minute intervals, auto 14 hr shut off. It remembers which sound and volume level it was last