Product name: Sports light jellyfish Bluetooth speakerProduct size: 101*101*223mmProduct function: Bluetooth speaker, TF card, audio input, LED colorful light sports jellyfishBluetooth version: 5.2VProduct power: 1OWBattery capacity: 1800mAhCharging: DC 5V-1ANote:The jellyfish speaker is composed of several gears that rotate simultaneously inside, so it is normal for there to be a slight rotational sound.If you mind, please do not place an order. Thank you