1. Introducere
The MiBOXER C4-12 is an advanced four-slot smart charger designed for a wide range of rechargeable batteries. It features independent charging channels, automatic battery type detection, and multiple safety protections. This manual provides essential information for the safe and efficient operation of your C4-12 charger.
2. Instrucțiuni de siguranță
- Citiți cu atenție acest manual înainte de prima utilizare.
- Nu încercați să încărcați bateriile nereîncărcabile.
- Utilizați numai adaptorul de alimentare furnizat.
- Nu dezasamblați, modificați și nu scurtcircuitați încărcătorul.
- Keep the charger away from water, moisture, high temperatures, and direct sunlight.
- Asigurați o ventilație corespunzătoare în timpul încărcării. Nu acoperiți încărcătorul.
- Supravegheați procesul de încărcare, în special atunci când încărcați baterii noi sau necunoscute.
- If any abnormality occurs, unplug the charger immediately.
3. Conținutul pachetului
- 1 x MiBOXER C4-12 Battery Charger
- 1 x adaptor de alimentare (DC 12V 5A)
- 1 x Manual de utilizare
4. Caracteristicile produsului
- Four Independent Charging Slots: Each slot operates independently, allowing simultaneous charging of different battery types and sizes.
- Curent mare de încărcare: Up to 3.0A charging current per slot, enabling rapid charging of high-capacity batteries.
- Compatibilitate largă: Supports various Li-ion (4.2V/4.35V) and Ni-MH/Ni-Cd (1.48V) battery sizes, including 10340 to 26650 for Li-ion, and AAAA, AAA, AA, A, SC, C, D for Ni-MH/Ni-Cd.
- Detectare inteligentă: Automatically identifies battery type (Li-ion, Ni-MH, Ni-Cd) and selects the optimal charging mode.
- Afișaj avansat: Provides real-time information such as charging current, voltage, capacity, internal resistance, and charging time.
- Monitorizarea temperaturii: Automatically detects battery temperature to prevent overheating.
- Activare 0V: Capable of activating deeply discharged Li-ion batteries.
- Protecții de siguranță: Features over-charge, over-discharge, short-circuit, and reverse polarity protection.
- Construcție durabilă: Made from fire-resistant PC and ABS materials.

Image: The MiBOXER C4-12 charger highlighting its automatic functions, including optimal current matching, temperature detection, battery capacity calculation, percentage display, automatic battery recognition, 0V activation, internal resistance detection, and charging time accumulation.

Image: The MiBOXER C4-12 charger showcasing its broad compatibility with numerous Li-ion battery sizes (from 10340 to 26650) and Ni-MH/Ni-Cd battery types (AAAA, AAA, AA, A, C, D).
5. Specificații
| Parametru | Valoare |
|---|---|
| Model | C4-12 |
| Vol. De intraretage / Curent | DC 12V / 5A |
| Ieșire Voltage (Li-ion) | 4.2V ± 0.1% |
| Ieșire Voltage (Ni-MH/Ni-Cd) | 1.48V ± 0.1% |
| Output Current (Li-ion) | Max 4 x 3A |
| Output Current (Ni-MH/Ni-Cd) | Max 4 x 1A |
| Baterii Li-ion compatibile | 10340, 10350, 10440, 10500, 12340, 12500, 12650, 13450, 13500, 13650, 14350, 14430, 14500, 14650, 16500, 16340 (RCR123), 16650, 17350, 17500, 17650, 17670, 18350, 18490, 18500, 18650, 18700, 20700, 21700, 22500, 22650, 25500, 26500, 26650 |
| Baterii compatibile Ni-MH/Ni-Cd | AAAA, AAA, AA, A, SC, C, D |
| Numărul de sloturi | 4 |
| Material | PC + ABS (Fire-resistant) |
| Greutate | 485 grame |
| Dimensiuni | 16.2 cm (Length, other dimensions not specified) |
6. Configurare
- Despachetați încărcătorul: Carefully remove the C4-12 charger and its accessories from the packaging.
- Conectare alimentare: Insert the DC plug of the provided power adapter into the input port on the back of the charger. Plug the other end of the power adapter into a suitable wall outlet (100-240V AC).
- Afișaj inițial: Afișajul încărcătorului se va ilumina, indicând faptul că este pornit și gata de utilizare.

Image: The MiBOXER C4-12 smart charger shown alongside its power adapter, ready for connection.
7. Instrucțiuni de utilizare
- Introduceți bateriile: Insert one or more rechargeable batteries into the charging slots. Ensure the positive (+) and negative (-) terminals of the battery match the markings on the charger. The charger will automatically detect the battery type and begin charging.
- Afișaj monitor: The LCD screen will show real-time charging status for each slot, including voltage, current, charged capacity (mAh), internal resistance, and charging time.
- Select Slot Information: Apăsați tasta FINAL button to cycle through the detailed information for each individual charging slot.
- Adjust Charging Parameters (Manual Mode):
- While a battery is charging, press the FINAL button to select the desired slot.
- Țineți apăsat butonul MOD button for a few seconds to enter manual setting mode.
- Apăsați tasta MOD button repeatedly to cycle through adjustable parameters (e.g., charging current).
- Utilizați FINAL button to change the value of the selected parameter.
- Once settings are adjusted, the charger will resume charging with the new parameters.
- Finalizarea încărcării: The charger will automatically stop charging when the batteries are fully charged. The display will indicate completion.
- Scoateți bateriile: Once charging is complete, remove the batteries from the slots.

Image: The MiBOXER C4-12 charger with four batteries inserted into its slots, demonstrating its multi-slot charging capability.

Image: The MiBOXER C4-12 smart charger illustrating its versatility by showing various devices that use the types of batteries it can charge, such as toy cars, remote controls, electronic cigarettes, electric shavers, flashlights, and microphones.
8. Întreținere
- curatenie: Disconnect the charger from power before cleaning. Use a soft, dry cloth to wipe the surface of the charger. Do not use abrasive cleaners or solvents.
- Depozitare: When not in use, store the charger in a cool, dry place, away from direct sunlight and moisture.
- Evitați impactul: Do not drop or subject the charger to heavy impact.
9. Depanare
- Încărcătorul nu pornește:
- Ensure the power adapter is securely connected to both the charger and the wall outlet.
- Verificați dacă priza de perete este funcțională.
- Bateria nu se încarcă:
- Check if the battery is inserted with correct polarity (+/-).
- Ensure the battery is a compatible rechargeable type.
- Clean the battery contacts and charger contacts if they appear dirty.
- The battery might be deeply discharged (0V activation should attempt to revive it, but some batteries may be beyond recovery).
- Mesaj de eroare pe afișaj:
- Refer to the specific error code (if displayed) in the full user manual for detailed instructions.
- Often indicates a battery fault (e.g., short circuit, over-voltage) or incorrect battery insertion. Remove and re-insert the battery.
- Charger or Battery Getting Hot:
- Some warmth is normal during charging. However, if it becomes excessively hot, immediately remove the battery and unplug the charger.
- Asigurați o ventilație adecvată în jurul încărcătorului.
10. Garanție și asistență
The MiBOXER C4-12 charger comes with a 3 an garanție. For any quality issues, operational questions, or technical support, please contact MiBOXER customer service. We are committed to providing 100% satisfaction and support for our products.

