Longer Lights Playtime – This wireless bluetooth speaker included high quality Li-ion battery rechargeable battery up to 6 hours playtime at 2/3 volume when LED lights on. Design with sport strap and Lightweight, easy to carry it anywhere. IPX5 Waterproof – an ideal music companion of your daily life, can resist water spray & splash but cannot be partially or fully submerged. Perfect for camping, swimming pool, beach, bathroom and more