Step\/Method 1
Preliminary judgment, the light has been on, the power chip may have been damaged, the discharge is in a non-stop state.
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Step\/Method 2
Charge the power bank, or charge another device to see if it reacts.
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Step\/Method 3
Usually, when the charger is charging, the indicator blinks, indicating that the charger is charging
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Step\/Method 4
During the charging process, after one lamp is always on, the second lamp begins to flash, the first lamp and the second lamp are always on, the third lamp flashes, and so on, as long as they are always on, they are full.
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When the charger does not charge or discharge, and the indicator light blinks or is on for no reason, it may be an internal circuit fault, mainly short circuit, leakage or other parts failure, you need to contact after-sales service for inspection.