Introduction
Thank you for choosing the BSMOOM 4-IN-1 Car Jump Starter with Air Compressor. This versatile device combines a powerful jump starter, a high-pressure air compressor, a portable power bank, and emergency lighting into one compact unit. Designed for convenience and safety, it is an essential tool for any vehicle owner, providing peace of mind on the road.
What's in the Box

Image: All components included in the product package.
- BSMOOM Jump Starter Unit
- Type-C USB Cable
- Air Nozzle Set (various adapters)
- Jumper Cables (red and black clamps)
- Air Hose
- User Manual
- Packing Box
Specifications

Image: Product dimensions for reference.
| Feature | Specification |
|---|---|
| Peak Current | >1200 A (up to 8000A variant) |
| Air Compressor Pressure | Peak 150PSI / 160PSI (45L/Min) |
| Battery Capacity | >30000 mAh (21800mAh for power bank function) |
| Voltage | 12 V |
| Conversion Rate | >90% |
| Number of Built-in Batteries | 4 |
| Special Features | USB Output, Lighting, Warning Light, SOS Lighting |
| Fast Charge | None |
| External Testing Certification | CE |
| Operating Temperature | -4°F to 140°F (-20°C to 60°C) |
| Dimensions (approx.) | 22.58cm x 10.05cm x 5.15cm (8.88in x 3.95in x 2.02in) |
Setup and Charging
Initial Charge
Before first use, fully charge the BSMOOM Jump Starter. Connect the provided Type-C USB cable to the 'TYPE C Input' port on the device and plug the other end into a suitable USB power adapter (not included). The display will indicate charging status. A full charge ensures optimal performance.
Device Overview

Image: Overview of the device's ports and functions.
- Jump Starting Port: For connecting jumper cables.
- Inflatable Interface: For connecting the air hose.
- OFF/ON Switch: Power switch for the unit.
- TYPE C Input: For charging the jump starter.
- 5V/2.4A USB Output: For charging external devices.
- Flashlight: Integrated LED light.
- Lighting: Additional light source.
Operating Instructions
Jump Starting a Vehicle

Image: Step-by-step guide for jump starting a car.
- Ensure the jump starter is sufficiently charged.
- Connect the jumper cable's blue plug into the Jump Starting Port on the BSMOOM unit.
- Connect the red clamp to the positive (+) terminal of your car's battery and the black clamp to the negative (-) terminal.
- Turn on the BSMOOM Jump Starter.
- Start your car's engine.
- Once the engine starts, immediately remove the jumper cables from the car battery, then disconnect from the jump starter.
Note: Always remove the jumper cables immediately after the car starts to prevent damage to the jump starter or vehicle electronics.
Using the Air Compressor (Inflator)

Image: The device functioning as a cordless inflator for various items.

Image: Step-by-step guide for using the air compressor.
- Connect the air hose to the Inflatable Interface on the jump starter.
- Attach the appropriate air nozzle to the air hose and connect it to the item you wish to inflate (e.g., tire valve, ball valve).
- Press and hold the 'OK' button to power on the device.
- Press the 'M' button to cycle through and select the desired inflation mode (e.g., Car, Motorcycle, Bicycle, Ball). The display shows real-time pressure and target pressure.
- Use the '+' and '-' buttons to adjust the target pressure.
- Press the 'OK' button to start inflation. The compressor will automatically stop once the target pressure is reached.
- Disconnect the air hose and nozzle.
Using as a Portable Power Bank

Image: The device charging a smartphone as a power bank.
The BSMOOM Jump Starter can also serve as a portable power bank to charge your electronic devices.
- Ensure the jump starter is powered on.
- Connect your device's USB charging cable to the 5V/2.4A USB Output port on the jump starter.
- The jump starter will begin charging your device.
Using Emergency Lights

Image: The device's emergency lighting functions.
The device features multiple lighting modes for emergency situations:
- Press the light button (often indicated by a sun or lightbulb icon) once to activate the standard Flashlight mode.
- Press again to switch to Strobe mode.
- Press a third time to activate SOS signaling mode.
- Press a fourth time to turn off the lights.
Maintenance
- Cleaning: Wipe the unit with a soft, dry cloth. Do not use harsh chemicals or abrasive cleaners.
- Storage: Store the jump starter in a cool, dry place away from direct sunlight and extreme temperatures. Ensure it is fully charged before storing for extended periods.
- Recharging: For optimal battery life, recharge the unit every 3-6 months, even if not in use.
- Cable Care: Inspect jumper cables and air hose for any damage before each use. Replace if frayed or damaged.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Device won't turn on | Low battery or power switch off. | Charge the device fully. Ensure the OFF/ON switch is in the 'ON' position. |
| Car won't jump start | Incorrect cable connection, low jump starter battery, or severe car battery issue. | Check cable polarity (+ to +, - to -). Ensure jump starter is fully charged. If car battery is severely damaged, professional assistance may be needed. |
| Air compressor not inflating | Air hose not securely connected, wrong mode selected, or target pressure not set. | Ensure all connections are tight. Select the correct inflation mode and set a target pressure above the current pressure. |
| USB charging not working | Device not powered on, or cable issue. | Ensure the jump starter is powered on. Try a different USB cable. |
User Tips
- Check Battery Level: Always check the jump starter's battery level before heading out, especially on long trips.
- Proper Storage: Store the unit in your vehicle's trunk or a readily accessible compartment, but avoid direct sunlight for prolonged periods. The device is designed to operate in a wide temperature range (-4°F to 140°F), but extreme heat can affect battery longevity.
- Accessory Check: Before use, ensure all necessary accessories (jumper cables, air hose, nozzles) are present and in good condition.
- Read the Display: The clear screen provides real-time values and selected modes, making operation straightforward. Pay attention to the display for accurate pressure readings during inflation.
Warranty and Support
This BSMOOM product is covered by a manufacturer's warranty. For specific warranty details, please refer to the documentation provided with your purchase or contact the seller directly. Keep your proof of purchase for any warranty claims.
For technical support or further assistance, please contact the retailer or manufacturer's customer service department.