Anker Soundcore Select Pro, Outdoor Bluetooth Speaker with BassUp Technology, IPX7 Waterproof, 16H Playtime, App, LED Lights, Built-in Handle, Portable Bluetooth Speaker for Outdoors, Camping Play it Loud: Provides powerful stereo sound big enough to party even in the great outdoors. BassUp Technology: With the touch of a button, infuse your tunes with a booming boost of bass. Light it Up: LEDs blink and dance to create a beat-driven light show and an atmosphere of fun. Fully Waterproof: IPX-7 protection means Select Pro is fine with getting drenched. Throw it into the pool and watch it float, never missing a beat. Play it Long: With a 16-hour playtime from a single charge, Select Pro keeps the party going all night long; and into the next morning.