1. Introducció
Thank you for choosing the RECYKO Speed Charger USB Charger (M451) with 4 AA 2600mAh Batteries. This manual provides essential information for the safe and efficient operation of your new charger and batteries. This versatile charger is designed to work via USB or with compatible ReCyko GP charger docks (B421, M451, P461 models). The package includes the charger and four 2600mAh rechargeable AA batteries, providing a complete charging solution.

Figure 1.1: RECYKO Speed Charger and included batteries in their retail packaging.
2. Informació important de seguretat
Llegiu atentament totes les instruccions de seguretat abans d'utilitzar el carregador. Si no seguiu aquestes instruccions, podeu patir descàrregues elèctriques, incendis o danys al carregador o a les bateries.
- Use only with specified rechargeable NiMH AA or AAA batteries. Do not attempt to charge non-rechargeable batteries.
- No exposeu el carregador a la pluja o la humitat.
- No desmunteu ni modifiqueu el carregador.
- Assegureu-vos que hi hagi una ventilació adequada durant la càrrega. No tapeu el carregador.
- The charger features negative delta V automatic shut-off, temperature cut-off, and safety timer protection to prevent overcharge, over-voltage, and short circuit. These features help protect battery life.
- Mantenir fora de l'abast dels nens.
3. Configuració
Segueix aquests passos per preparar el carregador per al seu ús:
- Desempaquetar el contingut: Carefully remove the charger and batteries from the packaging.
- Insereix les piles: Open the charger lid. Insert up to four AA or AAA NiMH rechargeable batteries into the charging slots, ensuring correct polarity (+ and - ends match the markings inside the charger).
- Connectar l'alimentació: Connect the charger to a USB power source (e.g., computer USB port, USB wall adapter, or compatible ReCyko GP charger dock) using a USB cable.

Figure 3.1: Proper insertion of AA batteries into the charger slots.
4. Instruccions de funcionament
The RECYKO Speed Charger is designed for efficient and safe battery charging.
4.1 Procés de càrrega
- Once batteries are inserted and the charger is connected to a power source, the charging process will begin automatically.
- The two-color LED display will indicate the charging status for each pair of batteries.
- The charger can fully charge two batteries in approximately 2 hours or four batteries in approximately 4 hours via USB connection.
4.2 Indicadors LED
The LED indicators provide visual feedback on the charging status:
- Verd sòlid: Les bateries estan completament carregades.
- Verd intermitent: Càrrega en curs.
- Vermell/Taronja: Indicates an error, such as a disposable battery inserted, a bad battery, or incorrect battery insertion. Remove the battery and re-insert or replace if necessary.

Figure 4.1: The charger with batteries inserted, showing the LED indicators at the top.
5. Manteniment i cura
Proper care will extend the life of your charger and batteries.
- Neteja: Disconnect the charger from the power source before cleaning. Use a dry, soft cloth to wipe the exterior. Do not use abrasive cleaners or solvents.
- Emmagatzematge: When not in use, store the charger and batteries in a cool, dry place away from direct sunlight and extreme temperatures. The sturdy case with its perforated lid doubles as a battery organizer, keeping your batteries well protected at home or on the go.
- Cura de la bateria: For optimal performance, fully discharge and recharge batteries periodically.
6. Solució De Problemes
If you encounter issues with your RECYKO Speed Charger, refer to the following common problems and solutions:
| Problema | Causa possible | Solució |
|---|---|---|
| LED indicator is Red/Orange | Disposable battery inserted, bad battery, or incorrect polarity. | Ensure only rechargeable NiMH batteries are used. Check battery polarity. If the issue persists, the battery may be faulty and needs replacement. |
| Les bateries no es carreguen | No power to charger, loose connection, or faulty batteries. | Check USB cable connection and power source. Ensure batteries are properly seated. Test with different batteries if possible. |
| Charger feels warm during operation | Normal during charging, especially with fast charging. | This is normal. Ensure adequate ventilation around the charger. If it becomes excessively hot, disconnect immediately and contact support. |
7. Especificacions
| Característica | Detall |
|---|---|
| Dimensions del producte | 2.68 x 2.91 x 1.02 polzades |
| Pes de l'article | 7.7 unces (0.22 quilograms) |
| Número de model | GPACSM451002 |
| Piles incloses | 4 AA 2600mAh NiMH rechargeable batteries |
| Vol. De sortidatage | 1.4 volts (CC) |
| Color | Verd |
| Fabricant | Bateries GP |
8. Garantia i Suport
For warranty information or technical support, please refer to the warranty card included with your product or visit the official GP Batteries weblloc web. Conserveu el rebut de compra com a comprovant de compra per a qualsevol reclamació de garantia.
For further assistance, you may contact GP Batteries customer service through their official channels. Please have your model number (GPACSM451002) and purchase details ready when contacting support.