Introducció
Thank you for choosing the Strex Universal AA/AAA Rechargeable Battery Charger. This device is designed to efficiently and safely charge your rechargeable batteries, ensuring they are always ready for use. This manual provides essential information for the proper setup, operation, and maintenance of your charger.
Informació de seguretat
To ensure safe operation and prolong the life of your charger and batteries, please observe the following safety guidelines:
- Do not attempt to charge non-rechargeable batteries. This can lead to leakage, rupture, or explosion.
- Use only compatible battery types: NiMH, NiCD, and Lithium-Ion.
- Eviteu exposar el carregador a l'aigua o a una humitat excessiva.
- No desmunteu ni modifiqueu el carregador.
- Keep the charger away from direct sunlight and high temperatures.
- Assegureu-vos una ventilació adequada durant la càrrega.
- The charger features a smart chip that prevents overheating, overcharging, short circuits, and overvoltage. However, always monitor the charging process.

Image: The Strex charger highlights its comprehensive safety features, including protection against overcharging, overcurrent, flame, voltage fluctuations, and short circuits.
Característiques del producte
The Strex SP282 charger offers a range of features designed for convenience and safety:
- Compatibilitat universal: Charges AA and AAA size rechargeable batteries.
- Càrrega de múltiples bateries: Capable of charging up to four batteries simultaneously.
- Pantalla LCD: A practical LCD screen provides real-time charging status for each battery, indicating 'CHG' for charging and an error symbol if charging is not possible.
- Ports d'entrada múltiples: Connects via Micro USB or USB Type-C (cable included).
- Procés de càrrega intel·ligent: Automatically detects battery type and optimizes charging for speed and safety, including trickle charging once full.
- Proteccions de seguretat avançades: Built-in smart chip prevents overheating, overcharging, overcurrent, short circuits, and overvoltage.
- Tipus de bateries compatibles: Compatible with NiMH, NiCD, and Lithium-Ion rechargeable batteries.

Imatge: Un cop mésview of the Strex charger, highlighting its key features such as the LCD display, multiple charging slots, and dual USB input options.
Configuració
Follow these steps to set up your Strex battery charger:
- Connectar l'alimentació: Use the provided USB Type-C cable or a Micro USB cable to connect the charger to a 5V-2A USB power adapter (not included) or a compatible USB port.
- Insereix les piles: Open the battery slots and insert up to four AA or AAA rechargeable batteries. Ensure the positive (+) and negative (-) terminals of the batteries match the markings inside the charger slots. You can mix AA and AAA batteries.
- Verifica la connexió: Once batteries are inserted and power is connected, the LCD screen will activate.

Image: The charger's user-friendly design, illustrating the four battery slots and the Micro USB and USB-C input ports for power connection.
Instruccions de funcionament
The Strex battery charger is designed for simple and efficient operation:
- Detecció automàtica: Upon inserting batteries and connecting power, the charger automatically detects the battery type and begins the charging process.
- Supervisió de l'estat de càrrega: The LCD screen will display the charging status for each individual battery. A flashing 'CHG' symbol indicates that charging is in progress. The screen also shows the approximate charge level (e.g., 30%, 60%, 100%).
- Completion of Charging: When a battery is fully charged, the 'CHG' symbol will stop flashing or indicate 100%. The charger will then switch to a trickle charging mode to maintain optimal battery health.
- Temps de càrrega:
- Approximately 4 hours for four AA batteries.
- Approximately 3 hours for four AAA batteries.
- Extracció de les bateries: Once charging is complete, disconnect the power and remove the batteries from the charger.

Image: The LCD display of the Strex charger, illustrating how it shows charging status ('CHG' flashing) and error indications (error symbol) for each battery.

Image: The smart charging process, showing how each charging port is independently managed and charged, with both Micro USB and USB-C input options visible.
Manteniment
Un manteniment adequat garanteix la longevitat i el rendiment òptim del carregador:
- Neteja: Desconnecteu el carregador de l'alimentació abans de netejar-lo. Feu servir un drap suau i sec per netejar l'exterior. No utilitzeu netejadors líquids ni dissolvents.
- Emmagatzematge: Guardeu el carregador en un lloc fresc i sec, allunyat de la llum solar directa i de temperatures extremes quan no l'utilitzeu.
- Cura de la bateria: Always use high-quality rechargeable batteries. Avoid mixing old and new batteries or different types of batteries in the same charging cycle if possible, although the charger supports mixed types.
Resolució de problemes
Si teniu problemes amb el carregador, consulteu els següents problemes i solucions habituals:
- El carregador no s'encén: Ensure the USB cable is securely connected to both the charger and a working power source. Verify the power source is active (e.g., wall adapter is plugged in).
- Batteries not charging / Error symbol on LCD:
- Comproveu si les piles estan inserides correctament amb la polaritat correcta (+/-).
- Ensure the batteries are rechargeable (NiMH, NiCD, or Li-ion). Non-rechargeable batteries will cause an error.
- The battery might be faulty or severely discharged. Try a different battery.
- Clean the battery contacts and charger terminals with a dry cloth.
- Càrrega lenta: Ensure your USB power adapter provides sufficient output (recommended 5V-2A). Lower current adapters may result in slower charging.
Especificacions
| Marca | Strex |
| Número de model | SP282 |
| Dimensions del producte | 15.1 x 6.8 x 3 cm |
| Pes de l'article | 85 grams |
| Color | Negre |
| Entrada Voltage | 5V |
| Corrent d'entrada | 2A |
| Vol. De sortidatage | 1.2V DC |
| Corrent de sortida màx | 1800 mAh |
| Mides de bateria admeses | AA, AAA |
| Tipus de bateries compatibles | NiMH, NiCD, Lithium-Ion |
| Ports de càrrega | 4 ranures independents |
| Interfície d'entrada | Micro USB, USB Type-C |
| Materials | ABS resistent a la calor, acer inoxidable |

Image: The charger's compatibility with both AA and AAA battery sizes, and a list of supported battery types (NiMH, NiCD, Li-ion).
Garantia i Suport
Per obtenir informació sobre la garantia o assistència tècnica, consulteu les dades de contacte proporcionades amb la vostra compra o visiteu el lloc web oficial de Strex. weblloc web. Conserveu el comprovant de compra per a qualsevol reclamació de garantia.

Image: What's included in the box: the battery charger, a user manual, and the product packaging.