1. Einleitung
Thank you for choosing the imuto AA556 Rechargeable Lithium AA Battery Set. This product includes 8 high-performance 2000mWh AA lithium batteries and a slim 8-slot fast charger. This manual provides essential information for the safe and efficient use of your new battery set. Please read it thoroughly before first use and retain it for future reference.

Image 1.1: imuto AA556 Rechargeable Lithium AA Battery Set with 8-Slot Charger.
2. Lieferumfang
- 8 x 2000mWh rechargeable AA lithium batteries
- 1 x Ultra-thin AA battery charger
3. Einrichtung
Before initial use, ensure all components are present and undamaged. The batteries may have a partial charge, but it is recommended to fully charge them before first use.
3.1 Ladegerätanschluss
- Connect the charger to a compatible 5V/3A USB power adapter (not included) using a USB-C cable.
- Stellen Sie sicher, dass das Netzteil an eine funktionierende Steckdose angeschlossen ist.

Image 3.1: The imuto 8-slot battery charger with batteries inserted and connected to a power source.
4. Bedienungsanleitung
4.1 Aufladen der Akkus
- Open the charger's covers.
- Insert the imuto AA lithium batteries into the charger slots, ensuring correct polarity (+ and - ends match the indicators in the charger).
- Close the charger covers.
- Connect the charger to a 5V/3A USB power adapter. The indicator lights on the charger will illuminate to show charging status.
- A full charge for 1-8 batteries typically takes approximately 1.8 hours.

Image 4.1: The imuto charger demonstrating its fast charging capability, achieving a full charge in 1.8 hours.
4.2 Ladekontrollleuchten
- Grün blinkend: Der Akku wird gerade geladen.
- Durchgängig grün: Der Akku ist vollständig geladen.
- Red Flashing/Solid Red: Indicates an error, such as an incompatible battery, a faulty battery, or overheating. Refer to the Troubleshooting section.
4.3 Batterienutzung
These 1.5V lithium AA batteries provide a stable voltage output throughout their discharge cycle, making them suitable for a wide range of household devices. They offer a stronger energy output compared to 1.2V NiMH batteries.

Abbildung 4.2: Beispielamples of devices compatible with imuto AA lithium batteries, including remote controls, game controllers, and wireless peripherals.
Video 4.1: Ein überview of the imuto Rechargeable AA Batteries with Charger, demonstrating its use with various devices.
5. Wartung
5.1 Batteriepflege
- Bewahren Sie Batterien an einem kühlen, trockenen Ort auf, wenn Sie sie nicht verwenden.
- Avoid fully discharging batteries before recharging to maximize lifespan, though these batteries have no memory effect.
- The batteries are designed for up to 1600 charging cycles with over 70% capacity retention.

Image 5.1: Illustration of the imuto AA lithium battery's extended lifespan, offering over 1600 recharge cycles compared to disposable alternatives.
5.2 Ladegerätpflege
- Halten Sie das Ladegerät sauber und frei von Staub und Schmutz.
- Das Ladegerät darf weder Wasser noch übermäßiger Feuchtigkeit ausgesetzt werden.
- The charger's ultra-slim design (0.65 inches thick) makes it convenient for portability.

Image 5.2: Diagram illustrating the compact, ultra-thin design of the imuto AA battery charger, measuring 0.65 inches in thickness.
6. Fehlerbehebung
| Problem | Mögliche Ursache | Lösung |
|---|---|---|
| Batteries not charging (Red indicator) | Incorrect battery insertion, faulty battery, incompatible battery, charger issue. | Ensure correct polarity. Try a different battery. Check if the charger is properly connected to a 5V/3A adapter. |
| Kurze Akkulaufzeit nach dem Aufladen | Battery degradation, high power consumption device. | Batteries have a 1600-cycle lifespan; consider replacement if cycles are exceeded. Ensure the device is compatible with 1.5V lithium batteries. |
| Ladegerät lässt sich nicht einschalten | Kein Strom, Kabel/Adapter defekt. | Check power outlet. Try a different USB-C cable and 5V/3A power adapter. |
7. Spezifikationen
| Besonderheit | Detail |
|---|---|
| Akku-Typ | AA Lithium-ion (LiFePO4) |
| Batterieenergie | 2000mWh (Rated Energy: 1700mWh) |
| Batteriekapazität | 1133 mAh |
| Ausgangsvolumentage | 1.5V (Stable) |
| Lebensdauer | Up to 1600 cycles (>70% capacity retention) |
| Ladegeräteingang | 5 V/3 A (USB-C) |
| Ladezeit | Approx. 1.8 hours (for 1-8 batteries) |
| Ladesteckplätze | 8 (AA) |
| Betriebstemperatur | -40°F bis 140°F (-40°C bis 60°C) |
| Technische Daten | 2.97 x 0.65 x 6.7 inches (Charger) |
| Artikelgewicht | 8.8 Unzen (Gesamtpackung) |

Abbildung 7.1: Detailansicht view of an imuto AA lithium battery, displaying its 2000mWh energy, 1.5V output, and other key specifications.

Image 7.2: A comparison table outlining specifications for various imuto AA and AAA lithium battery models.
8. Sicherheitshinweise
Adhere to the following safety guidelines to prevent damage, injury, or fire:
- Use only the provided imuto charger with imuto AA lithium batteries. Do not attempt to charge other battery types (e.g., NiMH, alkaline) in this charger.
- Do not mix new and used batteries, or batteries of different types/brands.
- Batterien und Ladegerät dürfen nicht auseinandergenommen, gequetscht, durchstochen oder kurzgeschlossen werden.
- Avoid exposing batteries or charger to extreme temperatures (outside -40°F to 140°F), direct sunlight, or fire.
- Batterien und Ladegerät vor Wasser und hoher Luftfeuchtigkeit schützen.
- The batteries feature CBPI sealing technology for enhanced leak-proof performance and safety.
- The battery material is free from harmful substances such as lead, mercury, and cadmium.
- Außerhalb der Reichweite von Kindern aufbewahren.

Image 8.1: An illustration detailing imuto's integrated CBPI sealing technology, highlighting its smart protect chip, explosion-proof module, and various safety protections.

Image 8.2: The imuto batteries are designed for reliable operation across a wide temperature range, from -40°F to 140°F, suitable for various environmental conditions.
9. Garantie und Support
imuto products are designed for reliability and performance. For warranty information, technical support, or customer service inquiries, please refer to the official imuto webBesuchen Sie die Website oder kontaktieren Sie direkt den Kundendienst. Details finden Sie in der Regel auf der Produktverpackung oder in den offiziellen Online-Kanälen des Herstellers.