7.4V 6800mAh Rechargeable Battery 18650 2S2P Batteries For Bluetooth speaker,Solar light,Monitor+Protective board XH2.54-3P Plug

7.4V 6800mAh Rechargeable Battery 18650 2S2P Batteries For Bluetooth speaker,Solar light,Monitor+Protective board XH2.54-3P Plug

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