| Symptom | Possible Cause | Fix | |---------|----------------|-----| | Unit does not turn on | Battery fully depleted | Connect to a PD charger for at least 15 min, then retry. | | Screen stays blank | LCD fault or power button stuck | Press and hold the button for 3 s; if still blank, contact support. | | Output voltage drops under load | Over‑current protection triggered | Reduce load (use fewer devices) or switch to a higher‑power port (USB‑C PD). | | Charging takes unusually long | Charger not PD‑compatible | Use a 45 W (or higher) PD wall charger; verify cable integrity. | | Battery drains quickly even when idle | Firmware bug or cell imbalance | Update firmware via the BatPower app; if persists, request service. |

Error codes (displayed on LCD)

| Code | Meaning | |------|---------| | E01 | Over‑temperature – place unit in a cooler area. | | E02 | Over‑voltage – disconnect all loads, check charger. | | E03 | Short‑circuit – unplug all devices, reset by powering off for 10 s. | | E04 | Cell imbalance – run a “balance” routine via the app (if available). |

  • Low‑Battery Warning – when the level drops below 10 %, the screen flashes red and a beep sounds. It is advisable to recharge before it reaches 5 % to avoid deep‑discharge protection.

    • Using the navigation buttons, scroll through the Program Select menu. Here is what each mode does and when to use it.

    READ THIS BEFORE USE.

    Lithium Polymer (LiPo) and Lithium Ion batteries contain a massive amount of energy in a small package. If mishandled, they can EXPLODE or CAUSE FIRE.

    | Warranty Type | Coverage | Duration | |---------------|----------|----------| | Standard | Manufacturing defects, battery degradation > 20 % within 12 months | 12 months from purchase (requires proof of purchase). | | Extended (optional) | Same as standard + accidental damage (if purchased) | Up to 24 months. |

    To claim warranty:

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