Airing Solar-Powered Bluetooth Speaker with LED Light, Portable, Outdoor, Waterproof Design for iOS & Android in Blue Portable Bluetooth speaker has a handle and a solar rechargeable battery. Built-in battery can be charged in 10 hours via solar or 2 hours via AC Bluetooth class 2, transmitting / receiving working distance of up to 32.8 ft (10m) Water resistant design let's you enjoy music at the beach, river and pool! Fun LED light in corresponding color makes it easy to find at night