My brother ask me for help. His wireless speaker runs out of battery power in just a few minutes. So in this video you will see how I solve this problem. About Wireless Speaker Battery Old Battery 5000 mAh 2 series of lithium polymer 2500 mAh New Battery 6800 mAh 2 series of lithium lion 3400 mAh I hope you find this video useful and enjoy! I am happy to receive feedback, suggestions to improve myself. !!! I'm sorry for the mistake if I did this video !!! Thank you very much for your likes, comments and subscribe! Have a nice day Gear Show
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