1. Introduction
This manual provides detailed instructions for the safe and effective use of your GOOLOO GT4000S Jump Starter and GOOLOO F1 Compressed Air Duster. Please read all instructions carefully before operation to ensure proper functionality and user safety. Keep this manual for future reference.

Image: The GOOLOO GT4000S Jump Starter (red and black unit with clamps) and the GOOLOO F1 Compressed Air Duster (black handheld unit with nozzles) displayed together.
2. Important Safety Information
Always observe the following safety precautions to prevent injury or damage to the devices and property:
- Read all instructions before using the product.
- Keep the product away from water, moisture, and extreme temperatures.
- Do not disassemble the product. Refer servicing to qualified personnel.
- Keep out of reach of children.
- Use only recommended accessories.
- Ensure proper ventilation during use and charging.
3. GOOLOO GT4000S Jump Starter
3.1. Features
- High-capacity battery for multiple jump starts.
- 100W Two-Way Fast Charging.
- 3.2-inch user-friendly display screen.
- Built-in LED light with flashlight, strobe, and SOS functions.
- USB ports for charging electronic devices.
- Advanced safety features including reverse polarity protection.
3.2. Operating Instructions (Jump Starting)
- Connect the Smart Clamps: Plug the smart clamps into the jump starter's port.
- Attach to Vehicle Battery: Connect the red clamp to the positive (+) terminal of the vehicle battery and the black clamp to the negative (-) terminal. The jump starter's screen will indicate 'READY' if connected correctly. If an error is detected (e.g., reverse polarity), an audible warning will sound.
- Start the Vehicle: Once 'READY' is displayed, start your vehicle's engine.
- Remove Clamps: After the vehicle starts, disconnect the smart clamps from the vehicle battery within 30 seconds.

Image: The GOOLOO GT4000S Jump Starter connected to a vehicle battery, displaying 'READY' on its screen, indicating it's prepared to jump-start the vehicle.
3.3. Charging the GT4000S
The GT4000S supports 100W two-way fast charging. Use the provided USB-C cable and a compatible wall charger (not included) or car charger to recharge the unit. The screen will display the charging status.

Image: The GOOLOO GT4000S Jump Starter connected to a car's 12V outlet for fast charging, showing battery percentage and wattage on its display.
4. GOOLOO F1 Compressed Air Duster
4.1. Features
- High-performance brushless motor, up to 160,000 RPM.
- 2-in-1 design: combines dusting and vacuuming capabilities.
- 4-speed adjustable settings (35,000 RPM, 50,000 RPM, 70,000 RPM, 160,000 RPM).
- Various nozzles and LED light functions (flashlight, strobe, SOS).
- Compact and portable design (0.53 lb, 3.09 x 1.26 x 5.23 inches).
- Advanced battery protection features.
- Magnetic nozzle design for quick swapping.

Image: An exploded view diagram highlighting the brushless motor of the GOOLOO F1 Air Duster, indicating its high RPM capability.
4.2. Operating Instructions
Attach the desired nozzle to the F1 Air Duster. Press the power button to turn on the device. Use the speed adjustment buttons to select one of the four available speeds. For stubborn dust, select the 160,000 RPM mode. For general cleaning, choose lower speeds.

Image: Visual demonstration of the GOOLOO F1 Air Duster's four adjustable speed modes, illustrating its use for cleaning pet hair, keyboards, car interiors, and removing snow.
4.3. 2-in-1 Functionality
The F1 Air Duster offers both blowing and suction capabilities. To switch between modes, adjust the nozzle configuration as needed. The suction function is ideal for vacuuming small debris, while the blowing function is for dusting and clearing surfaces.

Image: A user demonstrating the GOOLOO F1 Air Duster's dual functionality, showing it blowing air to clean a car dashboard and then configured for suction to clean car vents.
4.4. Maintenance
The F1 Air Duster features detachable and washable filters. Regularly remove and clean the filters to maintain optimal performance. Ensure the dust collection accessory is correctly installed on the right side of the unit.
5. Specifications
5.1. GOOLOO GT4000S Jump Starter
- Brand: GOOLOO
- Model: GT4000S
- Charging: 100W Two-Way Fast Charging
- Display: 3.2" User-Friendly Screen
- Safety: Reverse Polarity Protection, Over-voltage, Short-circuit, Over-current protection
5.2. GOOLOO F1 Compressed Air Duster
- Brand: GOOLOO
- Model: F1
- Motor: Brushless, up to 160,000 RPM
- Functions: 2-in-1 (Blowing & Suction)
- Speed Modes: 4 adjustable speeds (35,000 RPM, 50,000 RPM, 70,000 RPM, 160,000 RPM)
- Dimensions: 3.09 x 1.26 x 5.23 inches
- Weight: 0.53 lb
- Charging: Type-C
- Additional Features: LED Light (flashlight, strobe, SOS)
6. Troubleshooting
6.1. Jump Starter Issues
- Unit not turning on: Ensure the unit is charged. Press and hold the power button for 1-2 seconds.
- 'READY' not displayed: Check clamp connections to the vehicle battery. Ensure correct polarity. If battery is completely dead, press the 'BOOST' button for 1-2 seconds to force output.
- Vehicle not starting: Ensure the jump starter has sufficient charge (above 20%). Check vehicle battery terminals for corrosion.
6.2. Air Duster Issues
- No airflow/suction: Ensure the unit is charged and powered on. Check that the nozzle is securely attached.
- Weak airflow/suction: Clean or replace the filters. Ensure the dust collection accessory is properly installed.
- Unit not charging: Use the provided Type-C cable and a compatible power adapter. Ensure connections are secure.
7. Warranty & Support
For warranty information, technical support, or any inquiries regarding your GOOLOO product, please refer to the contact information provided in the product packaging or visit the official GOOLOO website. Keep your purchase receipt as proof of purchase for warranty claims.







