What You Get: Sound machine (rechargeable for wireless use), Type-C charging cable (to the power bank, laptop, or adapter), user guide, lifetime warranty, and friendly customer service. Timer & Memory Function: This baby sound machine plays in 3 modes (continuous, 30 min, or 60 min); remembers the last sound and volume setting used, for quick and easy setup. Versatility: Creates a relaxing sleep atmosphere and refined listening experience; used for sleep, nap, meditation, yoga, or office. 15 Non-looping Sounds: Including white noise, pink noise, brown noise, fan sound, rain, waves, insects, campfire, birds, streams, etc. Compact size, rich options!. Upgrade Speaker & Battery: Higher quality speaker for better sound experience. The built-in battery is improved to be used up to 22 Hrs for long-lasting. Pocket Mini Portable: Measuring only 1.85x1.85x1.73 inches, easy to fit into a pocket. Save space, travel light.