Power Banks — All Indicator Lights
Decode LED patterns on portable chargers — single blink, all lights flashing, cycling animation, and no lights at all.
Signal reference index
Power Bank Single Light Blinking
Very low battery (10% or less remaining) or actively charging a device
Power Bank All Lights Blinking
Power bank is charging itself (input power connected) or has detected an error
Power Bank Shows No Lights At All
Power bank is completely discharged, in protection mode, or has failed
Power Bank Lights Cycling in Sequence
Charging in progress — LED fill animation shows charge accumulating
Power Bank Single Solid Light
Battery is low — approximately 25% or less charge remaining
Power Bank Flashing Rapidly — Fault State
Protection circuit triggered — overcurrent, overtemperature, or short-circuit detected
Anker PowerCore Lights Explained — All LED Patterns
Full reference guide for all Anker PowerCore LED states
Power Bank Won't Charge — Light Behavior Guide
Power bank has insufficient charge, auto-shutdown activated, or output fault