Manual do usuario do arrancador de baterías LOKITHOR J3250 PRO
Model: J3250 PRO
1. Introdución
The LOKITHOR J3250 PRO is a powerful and versatile LiFePO4 jump starter designed to provide reliable starting power for vehicles with up to 9.5L gasoline and 7.5L diesel engines. It also functions as a portable power bank and features an integrated LED flashlight. This manual provides essential information for safe and effective use, setup, operation, maintenance, and troubleshooting of your device.
2. Información de seguridade
Please read and understand all safety instructions before operating the LOKITHOR J3250 PRO. Failure to follow these instructions may result in electric shock, fire, or serious injury.
- Protección ocular: Use sempre lentes de seguridade cando traballe con baterías.
- Ventilación: Use o dispositivo nunha zona ben ventilada.
- Nenos: Manteña o dispositivo fóra do alcance dos nenos.
- Curtocircuítos: Non permita o cl vermello e negroamps para tocarse entre si ou o mesmo obxecto metálico.
- Polaridade inversa: Ensure correct polarity connection (red to positive, black to negative) to avoid damage. The device includes reverse-polarity protection.
- Humidade: Do not immerse the device in water. While it has an IP65 rating for water and dust resistance, it is not designed for submersion.
- Danos: Do not use the device if it is damaged. Contact customer support for assistance.
- Temperatura: Do not expose the device to extreme heat or fire. Store within recommended temperature ranges.

The LOKITHOR J3250 PRO incorporates 10 safety protection technologies, including spark-proof, reverse-polarity, short-circuit, reverse-charge, low-temperature, high-temperature, over-voltage, protección contra sobrecarga, sobrecarga e sobrecorrente.
3. Produto rematadoview
3.1 Que hai na caixa
- LOKITHOR J3250 PRO Jump Starter Unit
- Arrancador de puente Clamps
- Cable USB-A a USB-C
- Cable USB-C a USB-C
- Adaptador de 12 V.
- Bolsa de almacenamento de accesorios
- Manual de usuario

Included components with the LOKITHOR J3250 PRO Jump Starter.
3.2 Características principais
- High Starting Current: Entrega 3250 Amp peak current for reliable vehicle starting.
- Compatibilidade do motor: Suitable for gasoline engines up to 9.5 liters and diesel engines up to 7.5 liters.
- Tecnoloxía da batería LiFePO4: Offers over 2000 cycles at 100% depth of discharge, providing extended lifespan and enhanced chemical stability compared to traditional lead-acid or lithium-ion batteries.
- Seguridade avanzada: Features 10 types of protection, including spark-proof, mistake-proof, and reverse-polarity protection.
- 100W Two-way Fast Charging: Recharges the unit in approximately 60 minutes and can provide power output for USB-C devices.
- Tecnoloxía ConnectMax: Automatically detects clamp connection impedance to optimize starting efficiency.
- Banco de enerxía portátil: Provides 74.24Wh capacity with USB-A and USB-C outputs for charging phones, tablets, laptops, and other devices.
- Lanterna LED de 400 lúmenes: Includes multiple modes (constant, strobe, SOS) for emergency lighting.
- Deseño duradeiro: IP65 waterproof and dustproof rating, designed to operate in temperatures from -4°F to 140°F (-20°C to 60°C).
- Tempo de espera longo: Maintains charge for up to 42 months (1260 days) with minimal self-discharge.

The J3250 PRO provides 3250A peak current, suitable for large engines.

The device features an IP65 rating for water and dust resistance.
4. Configuración e carga
4.1 Carga inicial
Before first use, fully charge the LOKITHOR J3250 PRO. This ensures optimal performance and extends battery life.
- Connect the provided USB-C to USB-C cable to the jump starter's USB-C input port.
- Connect the other end of the USB-C cable to a 100W Power Delivery (PD) compatible wall charger (not included) or use the included 12V adapter.
- The display will show charging progress. A full charge typically takes about 60 minutes with a 100W PD charger.
4.2 Recharging the Device
It is recommended to recharge the jump starter after each use. If not used regularly, recharge the unit every 3-6 months to maintain battery health and readiness.
5. Instrucións de funcionamento
5.1 Jump Starting a Vehicle (Normal Mode)
Use Normal Mode for vehicles with a partially discharged battery.
- Adxunta Clamps: Conecta o vermello (+) clamp to the positive terminal of the vehicle battery. Connect the black (-) clamp ao terminal negativo da batería do vehículo.
- Encendido: Turn on the LOKITHOR J3250 PRO. The device will automatically detect the battery and prepare for jump starting.
- Arrancar o vehículo: Arranca o teu vehículo.
- Power Off & Detach: Once the vehicle starts, power off the jump starter and immediately disconnect the clamps da batería do vehículo.

Steps for jump starting a vehicle using Normal Mode.
5.2 Jump Starting a Vehicle (Boost Mode)
Use Boost Mode for completely dead batteries where Normal Mode does not initiate a jump start.
- Adxuntar Cl vermelloamp: Conecta o vermello (+) clamp ao terminal positivo da batería do vehículo.
- Activate Boost: Long press the 'Boost' button on the jump starter for more than 5 seconds. The display will indicate Boost Mode is active.
- Adxuntar cl negroamp: Conecte o negro (-) clamp ao terminal negativo da batería do vehículo.
- Arrancar o vehículo: Start your vehicle within 30 seconds of activating Boost Mode.
- Power Off & Detach: Once the vehicle starts, power off the jump starter and immediately disconnect the clamps da batería do vehículo.

Steps for jump starting a vehicle using Boost Mode for completely dead batteries.
5.3 Uso como batería externa portátil
The J3250 PRO can charge various electronic devices.
- Connect your device to the USB-A output port (12V/1.5A, 18W QC) or the USB-C output port (20V/5A, 100W PD).
- O dispositivo comezará a cargarse automaticamente.

The J3250 PRO can charge multiple electronic devices.
5.4 Uso da lanterna LED
The integrated 400-lumen LED flashlight provides illumination and emergency signaling.
- Press the flashlight button once for constant illumination.
- Press again to cycle through Strobe and SOS modes.
- Preme unha cuarta vez para apagar a lanterna.

The 400-lumen LED flashlight offers multiple modes for various situations.
6. Mantemento
- Recarga regularmente: To prolong battery life, recharge the unit after each use. If stored, recharge every 3-6 months.
- Almacenamento: Store the jump starter in a cool, dry place, away from direct sunlight and moisture. The device has a standby time of up to 42 months when fully charged.
- Limpeza: Clean the exterior of the device with a soft, dry cloth. Do not use harsh chemicals or abrasive materials.
- Clamp Coidados: Asegúrese de que o clamps are clean and free of corrosion for optimal connection.

The J3250 PRO maintains charge for up to 42 months in standby.
7 Solución de problemas
If you encounter issues with your LOKITHOR J3250 PRO, refer to the following common troubleshooting steps:
- O dispositivo non se acende: Ensure the device is charged. If the battery is completely depleted, charge it for at least 15-30 minutes before attempting to power on.
- Vehicle Not Starting (Normal Mode):
- Comproba que o clampestean conectados de forma segura aos terminais correctos da batería (vermello a positivo, negro a negativo).
- Ensure the vehicle battery terminals are clean and free of corrosion.
- If the vehicle battery is completely dead, try using Modo Boost.
- Vehicle Not Starting (Boost Mode): Ensure the Boost Mode was activated correctly (long press for 5 seconds) and the vehicle was started within 30 seconds.
- Clamps Sparking: This is normal if the clamps are connected incorrectly or if there is a poor connection. Ensure proper connection and clean terminals. The device has spark-proof protection.
- Sobrequecemento do dispositivo: The device has high-temperature protection. If it feels excessively hot, disconnect it and allow it to cool down before further use.
- Problemas de carga: Ensure the charging cable and adapter are functioning correctly and are compatible with 100W PD for fast charging.
Se os problemas persisten, póñase en contacto co servizo de atención ao cliente de LOKITHOR.
8. Especificacións
| Característica | Especificación |
|---|---|
| Modelo | J3250 PRO |
| Pico Ampera | 3250 Amps |
| Compatibilidade do motor (gasolina) | Ata 9.5 litros |
| Compatibilidade de motores (diésel) | Ata 7.5 litros |
| Tipo de batería | LiFePO4 (fosfato de ferro de litio) |
| Ciclo de vida da batería | 2000+ Cycles (at 100% DoD) |
| Entrada de carga | USB-C PD 100W (5-20V/5A) |
| Saída USB-C | 100 W (20 V/5 A) |
| Saída USB-A | 18W QC (12V/1.5A) |
| Saída CC | 12 V/10 A |
| Brillo da lanterna | 400 lúmenes |
| Dimensións | 10.67 x 3.78 x 8.34 polgadas |
| Peso | 6.39 libras |
| Temperatura de funcionamento | -4 °F a 140 °F (-20 °C a 60 °C) |
| Clasificación IP | IP65 (impermeable e a proba de po) |
| Tempo de espera | Ata 42 Meses |

The J3250 PRO is designed to operate in a wide range of temperatures.
9. Garantía e soporte
LOKITHOR products are designed for reliability and performance. For warranty information, product registration, or technical support, please refer to the official LOKITHOR website or contact their customer service department directly. Keep your purchase receipt as proof of purchase for warranty claims.
If you have any after-sales questions, please feel free to contact us.





