Outdoor Bluetooth speaker, the flame flickering effect in the wind is simulated, realistic and natural. Each LED flashed a warm yellow color. To create a romantic night flame atmosphere for you, ideal for those who want to elevate the atmosphere. Compatible with all Bluetooth-enabled devices: IOS, Android and other Bluetooth-enabled devices. A mobile phone can be connected via Bluetooth to control two flame speakers at the same time, can better enhance the atmosphere of the stage. With built-in 7.4V 2000mA USB rechargeable lithium battery, after a fully charged, if the speaker and the lamp work at the same time. Enjoy your time without recharging multiple times. Perfect for a party night, Ideal for parties, family nights and special occasions. Built-in audio drivers deliver full high-definition stereo sound and the rear-firing subwoofer provides bass improved. It also has strong bass effect which can bring you clear and real sound and create a romantic and joyful atmosphere. It would be a great gifts for your family