The Sleeping Pal portable sound machine is a small, rechargeable sound machine that help your baby sleep better with 24 soothing sounds, multicolor night lights, and convenient auto-shutdown timers in a compact, baby-safe design. Key Features: Long-Lasting Rechargeable Battery USB-C charging (red/green indicator lights) No more disposable batteries. Eco-friendly & cost-effective Colorful Night Light with 5 Modes Choose from: Warm white Cool white Slow color-changing (rainbow fade) Fixed color (select your favorite) Light off Adjustable brightness for the perfect sleep environment Auto Shut-Off Timer (30/60/90 mins) Saves battery and prevents all-night playback Perfect for naps or bedtime routines 24 High-Quality Soothing Sounds White Noise (Fan, Ceiling fan, Tower fan, Air conditioner, Pearl static, Rainstorm, Gentle night rain) Brown Noise (Heavy rain, Strong wind, Soothing brown, Airplane cabin) Pink Noise (Gentle Rain, Distant thunderstorm, Waterfall, Beach waves) Nature Sounds (Light fire crackling, Real cicadas, Gentle footsteps, Distant birds, Night forest) Lullabies (Soft kitty, Warm kitty | London Bridge Is Falling Down | Are you sleeping | Rain, Rain Go Away) Baby-Safe & Portable Soft silicone ABS plastic (BPA-free) Compact 4-inch size (fits in diaper bags) Lightweight (195g) for travel