Serene Evolution 18 Sound Portable White Noise Machine for Sleeping Baby, Battery Operated Sound Machine for Babies & Kids, Soothing Sleep Sounds Include Heartbeat, Rain, Brown Noise & Ocean Sounds
Serene Evolution

Serene Evolution 18 Sound Portable White Noise Machine for Sleeping Baby, Battery Operated Sound Machine for Babies & Kids, Soothing Sleep Sounds Include Heartbeat, Rain, Brown Noise & Ocean Sounds

4 stars out of 3 reviews
(4.0)|
3 ratings

Key item features

  • BATTERY OPERATED - Operates up to 75 hours on 3 AA batteries (not included).
  • PORTABLE & COMPACT - The portable, compact design makes this sleek Serene Evolution noise machine essential for home or travel. Easily pack it into your luggage or bag for on-the-go convenience, or place it in your bedroom, living room, or office, for calming sounds anywhere in your home.
  • OPTIONAL TIMER - Leave this soothing noise maker on all night or set a timer for 30, 60 or 120 minutes. The Serene Evolution adult noise machine recalls the last sound and volume setting making it the ultimate white noise sound machine for adults, kids, and babies.
  • FALL ASLEEP FASTER - This miracle noise cancelling sound machine masks background noises like barking dogs, snoring, and loud neighbors which helps create the ideal sleep environment.
  • 18 RELAXING SOUNDS - 3 fan sounds, brown noise, pink noise, white noise, twinkle, lullaby, heartbeat, ocean sounds, rain sounds, brook, summer night, frogs, bird, hairdryer, dryer, vacuum
Current price is $20.99
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Columbus, 43215
Arrives by Mon, Feb 9
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Sold by Perch.
Fulfilled by Walmart
4.619617224880383 stars out of 5, based on 1672 seller reviews(4.6)
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Serene Evolution 18 Sound Portable White Noise Machine for Sleeping Baby, Battery Operated Sound Machine for Babies & Kids, Soothing Sleep Sounds Include Heartbeat, Rain, Brown Noise & Ocean Sounds
Serene Evolution 18 Sound Portable White Noise Machine for Sleeping Baby, Battery Operated Sound Machine for Babies & Kids, Soothing Sleep Sounds Include Heartbeat, Rain, Brown Noise & Ocean Sounds
current price $20.99
Serene Evolution 18 Sound Portable White Noise Machine for Sleeping Baby, Battery Operated Sound Machine for Babies & Kids, Soothing Sleep Sounds Include Heartbeat, Rain, Brown Noise & Ocean Sounds
4 out of 5 Stars. 3 reviews
Portable Baby Sleep Machine White Noise Sound Machine for Baby Sleeping 26 Soothing Sounds USB Charging Cable
Portable Baby Sleep Machine White Noise Sound Machine for Baby Sleeping 26 Soothing Sounds USB Charging Cable
current price $19.23
Portable Baby Sleep Machine White Noise Sound Machine for Baby Sleeping 26 Soothing Sounds USB Charging Cable
Comparison Chart:
Baby sleep sound machine & soother typeSound MachineSerene Evolution 18 Sound Portable White Noise Machine for Sleeping Baby, Battery Operated Sound Machine for Babies & Kids, Soothing Sleep Sounds Include Heartbeat, Rain, Brown Noise & Ocean SoundsSound MachinePortable Baby Sleep Machine White Noise Sound Machine for Baby Sleeping 26 Soothing Sounds USB Charging Cable
FeaturesPortableSerene Evolution 18 Sound Portable White Noise Machine for Sleeping Baby, Battery Operated Sound Machine for Babies & Kids, Soothing Sleep Sounds Include Heartbeat, Rain, Brown Noise & Ocean SoundsPortablePortable Baby Sleep Machine White Noise Sound Machine for Baby Sleeping 26 Soothing Sounds USB Charging Cable
Power typeBatterySerene Evolution 18 Sound Portable White Noise Machine for Sleeping Baby, Battery Operated Sound Machine for Babies & Kids, Soothing Sleep Sounds Include Heartbeat, Rain, Brown Noise & Ocean SoundsBatteryPortable Baby Sleep Machine White Noise Sound Machine for Baby Sleeping 26 Soothing Sounds USB Charging Cable
ColorGraySerene Evolution 18 Sound Portable White Noise Machine for Sleeping Baby, Battery Operated Sound Machine for Babies & Kids, Soothing Sleep Sounds Include Heartbeat, Rain, Brown Noise & Ocean SoundsWhitePortable Baby Sleep Machine White Noise Sound Machine for Baby Sleeping 26 Soothing Sounds USB Charging Cable
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Customer ratings & reviews

4 out of 5 stars
stars3 ratings3 reviews
How item rating is calculated
  1. 5 stars67% (2)
  2. 4 stars0% (0)
  3. 3 stars0% (0)
  4. 2 stars33% (1)
  5. 1 star0% (0)
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Showing 1-3 of 3 reviews

Dec 22, 2025
Katherin
Sold byPerch.Delivered byWalmart
5 out of 5 stars review

Verified Purchase

perfect little noise machine

This is a perfect little noise machine. The fan noise sounds just like a fan. I keep it next to my bed and sleep to the fan noise every night.

Incentivized Review
Helpful?4CJPIK9PNRUC763431899
Jan 5, 2026
Kelly
Sold byPerch.Delivered byWalmart
5 out of 5 stars review

Verified Purchase

This was a gift to a family member. The unit is compact , easily operated and great for white noise.

Incentivized Review
Helpful?4CJPIK9PNRUC763431899
May 24, 2024
Shane
Sold byPerch.
2 out of 5 stars review

Verified Purchase

batteries only last one night

Sound is great but the batteries only last one full night. Not a sustainable option

Incentivized Review
Helpful?4CJPIK9PNRUC763431899