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Connetech(TM) Creative 3 in 1 Multi-function Wireless Portable Stereo Bluetooth Speaker High

3 in 1 Multi-function creative design Bluetooth speaker 3000mAh Powe bank Water Bottle --everything in this speaker
This Multi-function speaker is very useful when you are outdoor
For the bluetooth speaker built-in rechargeable lithium battery 1000mAhit can works constantly for about 3 hours
And the speaker also can makes good performence in home and office