1. Safety Information
Please read all safety information carefully before using this product. Failure to follow these instructions may result in electric shock, fire, or serious injury.
- Always connect the jumper clamps to the correct terminals. Red clamp to positive (+), Black clamp to negative (-).
- Do not short-circuit the clamps.
- Keep the device away from children.
- Do not expose the device to rain or extreme moisture.
- Ensure proper ventilation during use and charging.
- The GOOLOO Jump Starter is equipped with 10 advanced safety technologies including over-current protection, overload protection, over-voltage protection, over-charge protection, high-temperature protection, spark-proof, reverse-polarity, reverse-charge, and low-temperature protection to ensure user safety.
2. Package Contents
Verify that all items listed below are included in your package:
- GOOLOO Portable Car Battery Jump Starter Pack
- Smart Jumper Clamp
- USB to Type-C Quick-Charge Cable
- Carrying Case
- User Manual

Image: All items included in the GOOLOO Jump Starter package.
3. Product Overview
The GOOLOO Jump Starter Battery Pack is a versatile device designed to jump start vehicles, charge electronic devices, and provide emergency lighting. It features a compact design and robust safety mechanisms.

Image: Main product view of the GOOLOO Jump Starter and its clamps.

Image: Product dimensions showing the compact size of the jump starter.

Image: Overview of the jump starter's capabilities for various vehicle types and engine sizes.

Image: Visual representation of the advanced safety features integrated into the device.
4. Setup: Initial Charging
Before first use, fully charge the GOOLOO Jump Starter. A full charge typically takes 3-4 hours.
- Connect the USB to Type-C Quick-Charge Cable to the jump starter's input port.
- Connect the other end of the cable to a compatible wall charger (not included) or car charger (not included).
- The LED indicators on the jump starter will illuminate to show the charging progress. All indicators will be solid when fully charged.

Image: Charging the jump starter using a wall charger.

Image: Charging the jump starter inside a car.
5. Operating Instructions
5.1. Jump Starting a Vehicle
Ensure the jump starter is at least 50% charged before attempting to jump start a vehicle.
- Connect the smart jumper clamp to the jump starter's 12V jump start port.
- Attach the red (+) clamp to the positive terminal of the vehicle's battery.
- Attach the black (-) clamp to the negative terminal of the vehicle's battery.
- Ensure the indicator light on the smart jumper clamp is solid green. If it's red or flashing, refer to the troubleshooting section.
- Start the vehicle's engine.
- Once the vehicle starts, immediately remove the clamps from the battery, then disconnect the smart jumper clamp from the jump starter.
For completely dead batteries, use the 'Boost' feature if available on your smart clamp. Consult the smart clamp's specific instructions for this function.

Image: Visual guide for the three steps to jump start your car.
5.2. Using as a Power Bank
The GOOLOO Jump Starter can charge various electronic devices.
- Connect your device's USB charging cable to one of the jump starter's USB output ports (5V 2.1A, 5V 2.4A/9V 2A).
- For devices requiring 15V 10A, use the included cigarette lighter socket adapter.
- The Quick Charge 3.0 port provides faster charging for compatible devices.

Image: The jump starter functioning as a power bank, charging multiple devices.

Image: Portable power bank functionality for rapid charging.
5.3. Using the LED Light
The integrated LED work light has three modes:
- Flash Light: Press the light button once for a steady beam.
- Strobe Light: Press the light button twice for a flashing strobe effect.
- SOS Light: Press the light button three times for the SOS signal.

Image: The jump starter's emergency LED light in use.
6. Maintenance
Proper maintenance ensures the longevity and optimal performance of your GOOLOO Jump Starter.
- Charging: For optimal battery life, recharge the unit every 3 months, even if not used. It can stand by for up to 24 months on a full charge.
- Storage: Store the device in a cool, dry place, away from direct sunlight and extreme temperatures.
- Cleaning: Wipe the unit with a dry, soft cloth. Do not use harsh chemicals or abrasive materials.

Image: The jump starter's operational temperature range.

Image: The jump starter's extended standby time.
7. Troubleshooting
If you encounter issues with your GOOLOO Jump Starter, refer to the common problems and solutions below:
| Problem | Possible Cause | Solution |
|---|---|---|
| Unit does not turn on | Battery is completely drained. | Charge the unit fully. |
| Vehicle does not start | Incorrect clamp connection; Jump starter battery too low; Vehicle battery completely dead. | Ensure clamps are connected correctly (red to +, black to -). Recharge the jump starter. Use the 'Boost' feature if applicable. |
| Smart clamp indicator is red/flashing | Reverse polarity; Short circuit; Over-temperature. | Check clamp connections. Disconnect and allow unit to cool down. |
| Device not charging from USB ports | Cable issue; Device not compatible. | Try a different USB cable. Ensure device is compatible with the output specifications. |
If the problem persists after attempting these solutions, please contact GOOLOO customer support.
8. Specifications
| Feature | Specification |
|---|---|
| Brand | GOOLOO |
| Model Number | GP37-Plus |
| Peak Output Current | 3000 Amps |
| Engine Compatibility | Up to 8.5L Gas or 6.0L Diesel |
| Product Dimensions | 1.4"D x 3"W x 6.4"H |
| Item Weight | 1.2 Pounds |
| USB Output 1 | 5V 2.1A |
| USB Output 2 (Quick Charge) | 5V 2.4A / 9V 2A |
| DC Output | 15V 10A |
| Charging Time | 3-4 hours (approx.) |
| Standby Time | Up to 24 months |
| Operating Temperature | -4°F to 140°F |
9. Warranty and Support
GOOLOO is committed to providing high-quality products and excellent customer service.
- Return Guarantee: 30-day unconditional return guarantee.
- Warranty: 18 months warranty from the date of purchase.
- Customer Support: 24/7 customer support available.
- Technical Support: Lifetime technical support.
For any inquiries or support needs, please refer to the contact information provided in your product packaging or visit the official GOOLOO website.





