Jomgand JQP3750 Jump Starter with Air Compressor Instruction Manual

1. Introduction and Overview

The Jomgand JQP3750 is a versatile and powerful device designed for vehicle emergencies and outdoor use. It combines a high-capacity jump starter, a 150PSI air compressor, a portable power bank, and an emergency LED light into one compact unit. This manual provides essential information for safe and effective operation.

Image 1.1: Main view of the Jomgand JQP3750 Jump Starter with Air Compressor.

2. What's in the Box

Please check the contents of your package. If any items are missing or damaged, contact customer support.

• JQP3750 Jump Starter Unit
• Jump Starter Clamps (x1)
• Inflatable Hose (x1)
• 12V DC Adapters
• Nozzle Adapters (x4)
• USB-C to USB-C Cable (x1)
• USB-A to USB-C Cable (x1)
• Accessories Storage Bag (x1)
• User Manual (x1)

Image 2.1: All items included in the Jomgand JQP3750 package.

3. Product Features

• Powerful Jump Starter: 3750A peak current for all 12V vehicles, up to 10L gasoline or 8.5L diesel engines. Provides up to 50 jump starts on a single charge.
• Integrated Air Compressor: Digital cordless air compressor with a maximum pressure of 150PSI and airflow of 40L/Min. Supports tire pressure detection, preset stop, and unit switching (BAR/PSI).
• PD 60W Two-Way Fast Charging: USB-C power delivery input and output allows full recharge in 1.6 hours. 26000mAh portable power bank for laptops, mobile phones, and other USB-C devices.
• Emergency Light: 500 lumens LED lights with three modes (Normal, Strobe, SOS) for various emergencies.
• Extreme Safety: Mistake-free design with reverse polarity and spark-proof technology, plus 10 built-in safety protection technologies.

Image 3.1: The JQP3750 features multiple safety protections, including reverse polarity and spark-proof technology.

Image 3.2: The JQP3750 is designed to operate reliably in extreme temperatures, from -4°F to 140°F.

4. Setup

Before first use, fully charge the JQP3750 unit using the provided USB-C to USB-C cable and a compatible PD 60W charger (not included). The large smart screen will indicate the battery level.

Image 4.1: The large smart screen provides real-time information on battery level, inflation mode, and tire pressure.

5. Operating Instructions

5.1. Jump Starting a Vehicle

1. Ensure the JQP3750 unit is sufficiently charged.
2. Connect the jump starter clamps to the JQP3750 unit.
3. Attach the red (+) clamp to the positive terminal of the vehicle battery.
4. Attach the black (-) clamp to the negative terminal of the vehicle battery.
5. Check the indicator light on the clamp connector. A solid green light indicates a correct connection.
6. Start your vehicle's engine.
7. Once the engine starts, immediately disconnect the clamps from the vehicle battery, then from the JQP3750 unit.

5.2. Using the Air Compressor

1. Screw the inflatable hose onto the JQP3750 unit's air outlet.
2. Attach the hose to the tire valve. Ensure a secure connection.
3. Turn on the JQP3750 unit. The screen will display the current tire pressure.
4. Select the desired inflation mode (Car, Motorcycle, Bicycle, Ball) using the 'M' button.
5. Adjust the target pressure using the '+' and '-' buttons.
6. Press the power button to start inflation. The compressor will automatically stop once the preset pressure is reached.
7. Disconnect the hose from the tire and the unit.

Image 5.2: The JQP3750's digital cordless air compressor connected to a vehicle tire.

5.3. Using as a Power Bank

1. Connect your device (phone, tablet, laptop) to the JQP3750 unit using the appropriate USB-C or USB-A cable.
2. The unit will automatically begin charging your device.

Image 5.3: The JQP3750 unit providing PD 60W fast charging to various electronic devices.

5.4. Emergency LED Light

1. Press and hold the light button to turn on the LED light (Normal mode).
2. Press the light button again to cycle through Strobe and SOS modes.
3. Press and hold the light button to turn off the LED light.

Image 5.4: The JQP3750 features a 500 lumens emergency LED light with Normal, Strobe, and SOS modes.

6. Maintenance

• Recharge the unit every 3-6 months, even if not in use, to maintain battery health.
• Store the unit in a cool, dry place away from direct sunlight and extreme temperatures.
• Keep the ports and connectors clean and free of dust or debris.
• Do not attempt to disassemble or modify the unit.

7. Troubleshooting

• Unit not turning on: Ensure the unit is charged. If fully charged and still not turning on, contact customer support.
• Vehicle not starting: Check clamp connections for proper polarity (red to positive, black to negative). Ensure the unit is fully charged. If the battery is severely depleted, use the RST boost mode if available (refer to specific instructions on the clamp connector).
• Air compressor not working: Ensure the hose is securely screwed in. Check for blockages in the hose or nozzle. Verify the unit is charged and the correct mode is selected.
• Charging issues: Ensure cables are properly connected. Try a different cable or charging adapter.

8. Specifications

9. Warranty and Support

For any after-sales questions or support, please feel free to contact Jomgand customer service. Refer to the included manual for specific warranty details and contact information.