Is it a bag? Is it a speaker? is it a light? You can have it all! This all-in-one sack is an adventurer's delight. Made with thick PVC Tarpaulin, this backpack is made to keep your belongings dry - no matter where your adventure takes you! Included on your dry bag is an IP66 Bluetooth speaker and LED lights that turn your bag into a lantern. The device is powered by a solar panel or a micro-USB. Heavy-Duty Waterproof 30L backpack made from PVC Tarpaulin with Super Snap Lock clips for secure closure. Waterproof Clear phone holder pocket - keeps your device safe and allows you to control your tunes with a touch. Solar charging (10-12 hours) or use a micro-USB to charge (2 hours, cable included). Waterproof IP66 Bluetooth Speaker with music-activated color lights.