Six to eight hours
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Displays green full complete. There should be a charging cable in the speaker box. Connect the usb charger. It's ready to charge.
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Ordinary Bluetooth small speaker, usually charging speed is very fast, the general use, three hours is almost fully charged, usually 5 hours of charging can certainly be full.
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If the charging has been red charging indicator light on, charging more than 4 hours, or not out, you touch the bottom of the speaker, the battery is usually there, feel whether there is a temperature, if you feel the temperature is hot, it is best not to connect.
The audio is charged for 6 to 8 hours, and the green light is displayed