Wonderful LED Light -- It has 96 LEDs, each LED flickers warm yellow lights, forming a stunning flame, mimic extremely realistic & natural dancing flames, combined with audio function, to create a romantic atmosphere for you. Portable Wireless Speaker-- Bluetooth 4.2 automatically pairs to your device within seconds. Built-in large audio drivers offer full high-definition stereo sound and the rear-facing subwoofer provides enhanced bass. Long Playtime -- Built-in rechargeable 3600mAh lithium-ion battery, more durable, the standby time up to 17 hours, and you can enjoy up to 10 nonstop hours of your favorite music, which is great for a party night. Working time: music playing time: about 17 hours, flame lighting time: about 60 hours, music+lighting time: about 13 hours. Wide Application -- Perfect for girl/boyfriend, perfect for students in dorms, party goers at celebrations, families at special events, and children for relaxing. Especially ideal as holiday GIFT, birthday present, housewarming gift or simply as a personal treat.