Operation method is: press the switch a few seconds before the power is to see a few seconds after the show 1234 flash cycle can be charged to the phone

? Press and hold for several seconds to turn the light on and then on for a few seconds
? Not to charge the phone when the unplug the data line and press 2 to close the mobile power
Charge to the mobile power to charge all four lights are not flashing on the full

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