COMPACT BUT POWERFUL: Designed for all things sleep, this battery powered white noise machine comes with favorable features: rechargeable battery, 16 soothing sounds, various volume levels, and even memory functions! The simple interface is easy to use and operate with one hand, and it offers the ability to lock at a desired setting and volume, preventing younger hands from altering the sound or turning the unit off.? LONG BATTERY LIFE & SAFETY: This portable white noise machine has easy buttons for quick control. No app, WiFi, or Bluetooth required - just grab and go with a rechargeable battery that it can operate 38 hours on a single charge, (USB-C cable included) .For parents who are worried about kids getting naps on the go and especially when the power goes out, it is definitely a life saver! ULTRA PORTABLE DESGIN WITH LANYARD: The travel white noise machine is made of durable plastic material to withstand most bumps and tumblesL¬It is extremely convenient when you are packing around so much stuff, whether for your travel. With a lanyard, you can easily hang it from car seat or suitcase. Keep it with you in the car, on walks, hotel stays, on business trips, for portable freedom.? WHITE NOISE MACHINE WITH LIGHT:This portable white noise machine with a gentle amber LED night light provides just enough light to see by without causing wakefulness for parents or babies.Change your surroundings to create the perfect atmosphere for your kid's sleep.Please note: As we are international seller, our delivery time will take about 10 working days. Our logistics provider and delivery method is: New Zealand Post.