3 functions - White Noise Machine, Night Light and Speaker. White noise includes 6 sound options: Ocean, Rain, Birds, Fire Crackle, White Noise, Wind Noise. Wireless 3 watt speaker pairs up to 32 feet. Night light features 3 brightness levels. Play time: Up to 6 hours for the speaker, up to 8 hours for the white noise. 360 Degree Stereo Sound. 2 hour charge time. USB powered, 20” USB-C cable included. Made from ABS plastic. Capacity 3.7V / 500 mAh. Input - 5V.