14 Relaxing Sound Modes: Drift into tranquility with a diverse selection of white noise, nature, and fan sounds—perfect for deep sleep, focused work, or calming restless infants. Dual Brightness Levels: Customize your ambiance with 2 adjustable light settings, ideal for nighttime reading, nursing, or creating a cozy sleep environment. Rechargeable Battery & Portability: Enjoy up to 3 hours of wireless playtime on a single charge—lightweight and compact for seamless use at home or on-the-go. Built-In Bluetooth Speaker: Elevate your relaxation with high-quality audio streaming from your smartphone—perfect for music, podcasts, and meditation. Timer for Energy Savings: Set the auto-off feature with 2 timer options (15 or 30 minutes) to enjoy sound and light without worrying about wasting power.