Brand New Name, Same Trusted Quality -Formerly LUMI, Zello continues to deliver award-winning sleep solutions loved by over 100,000 families. Record Your Own Sounds - Record and save up to 4 minutes of audio, perfect for capturing your voice or a sound your baby loves to help them drift off to sleep. 30 Soothing Sounds - Select from 5 white noise options, 5 fan sounds, 8 lullabies like Twinkle Twinkle Little Star and Brahms Lullaby, and 12 natural sounds including Ocean Waves, Womb Heartbeat, Rainfall, Hairdryer, Chugging Train, Crackling Fire, Flowing River, Summer Nights, and Rainforest Birds. Safe Volume Levels -Adjustable from 55–108 dB. For all-night use, we recommend keeping it at a gentle level, like a soft shower (around 65 dB). Moon Night Light - Select from seven color options and three warm light settings—dim, bright, or a soothing breathing light that gently transitions from bright to dim. Sleep Timer - Play continuously through the night or set a timer for 30, 60, or 90 minutes. Portable Design -Lightweight and compact, with a child-safe clip for easy attachment to pushchairs or car seats. USB Rechargeable - Enjoy up to 20 hours of playtime per charge, or use while plugged in.