1. Introduction
Thank you for choosing the 4smarts PitStop+ 8800mAh. This versatile device combines a powerful jump starter, an efficient air compressor, a portable power bank, and an integrated LED torch. This manual provides essential information for safe and effective use, setup, operation, and maintenance of your device.

Figure 1: The 4smarts PitStop+ multi-function device.
2. Safety Instructions
Please read all safety warnings and instructions carefully before using this product. Failure to follow these instructions may result in electric shock, fire, serious injury, or property damage.
- Keep the device away from water, moisture, and extreme temperatures.
- Do not disassemble, modify, or attempt to repair the device yourself.
- Use only the provided accessories and cables.
- Ensure proper ventilation during operation, especially when using the air compressor.
- When jump-starting, connect cables correctly (positive to positive, negative to negative) to avoid sparks or damage.
- Do not over-inflate tires or other objects. Always check the recommended pressure.
- Keep out of reach of children.
3. Package Contents
Verify that all items are present in your package:
- 4smarts PitStop+ Device
- Jump Start Cables (with red and black clamps)
- USB-A to USB-C Charging Cable
- Air Hose with Valve Connector
- Various Inflation Nozzles (e.g., for balls, bicycles)

Figure 2: Included accessories with the 4smarts PitStop+.
4. Product Overview
Familiarize yourself with the different parts of your 4smarts PitStop+ device:

Figure 3: Labeled diagram of the 4smarts PitStop+ components.
- Multi-information LCD: Displays battery level, pressure readings, and operational status.
- Control Buttons: Used to power on/off, select modes, adjust settings, and start/stop functions.
- Output USB Type-A: For charging external electronic devices.
- LED Flashlight: Provides illumination.
- Inflator Connector: Port for attaching the air hose.
- Jump Start Connector: Port for attaching the jump start cables.
- Input USB Type-C: For charging the PitStop+ device itself.
5. Setup
5.1 Initial Charging
Before first use, fully charge your 4smarts PitStop+. This ensures optimal performance and battery longevity.
- Connect the provided USB-A to USB-C charging cable to the USB Type-C input port on the PitStop+.
- Connect the other end of the cable to a suitable USB power adapter (not included) or a powered USB port.
- The LCD will display the charging status. Charge until the battery indicator shows full.

Figure 4: Charging the 4smarts PitStop+ via USB-C.
6. Operating Instructions
6.1 Jump Starting a Vehicle
Ensure your vehicle's ignition is off and the PitStop+ has sufficient charge (at least 75%).
- Connect the jump start cables to the PitStop+ jump start connector.
- Attach the red (+) clamp to the positive terminal of your vehicle's battery.
- Attach the black (-) clamp to the negative terminal of your vehicle's battery.
- Once connected, turn on the PitStop+ and follow any on-screen prompts or wait for the indicator to signal readiness.
- Start your vehicle's engine.
- Once the engine starts, immediately disconnect the black (-) clamp, then the red (+) clamp, and finally disconnect the cables from the PitStop+.

Figure 5: Correct connection of jump start cables to a vehicle battery.
6.2 Using the Air Compressor
The PitStop+ can inflate tires, sports equipment, and other inflatables up to 120 PSI.
- Connect the air hose to the inflator connector on the PitStop+.
- Attach the appropriate nozzle to the air hose and connect it to the item you wish to inflate (e.g., tire valve).
- Turn on the PitStop+. The LCD will display the current pressure.
- Use the control buttons to select the desired pressure unit (PSI, BAR) and set the target pressure.
- Press the start button to begin inflation. The compressor will automatically stop once the target pressure is reached.
- Disconnect the air hose from the item and the PitStop+.

Figure 6: Inflating a car tire using the 4smarts PitStop+ air compressor.

Figure 7: The 4smarts PitStop+ placed next to a tire, showing its compact size.
6.3 Using as a Power Bank
The PitStop+ can charge your mobile devices on the go.
- Connect your device's charging cable to the USB Type-A output port on the PitStop+.
- The PitStop+ will automatically begin charging your device, or you may need to press a button to activate the power bank function.
6.4 Using the LED Flashlight
The integrated LED flashlight provides convenient illumination.
- Press and hold the designated flashlight button (refer to Figure 3) to turn the flashlight on or off.
- Some models may have multiple light modes (e.g., steady, SOS, strobe) which can be cycled through by pressing the button repeatedly.
7. Maintenance
7.1 Cleaning
- Wipe the device with a soft, dry cloth. Do not use harsh chemicals or abrasive cleaners.
- Ensure all ports are free of dust and debris.
7.2 Storage
- Store the PitStop+ in a cool, dry place, away from direct sunlight and extreme temperatures.
- For long-term storage, charge the device to approximately 50-75% every 3-6 months to maintain battery health.
8. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Device does not turn on | Low battery; Device malfunction | Charge the device fully; Contact support if issue persists. |
| Vehicle does not jump start | Incorrect cable connection; Insufficient device charge; Severely discharged vehicle battery | Ensure correct polarity (+ to +, - to -); Charge PitStop+ fully; Allow more time for vehicle battery to receive charge. |
| Air compressor not inflating | Hose not securely connected; Target pressure not set; Low device battery | Check hose connections; Set target pressure on LCD; Charge PitStop+ fully. |
| External device not charging | Cable issue; Low device battery; Device not activated | Try a different USB cable; Charge PitStop+ fully; Press power button to activate power bank function. |
9. Specifications
| Feature | Specification |
|---|---|
| Brand | 4smarts |
| Model Number | 4S456312 |
| Battery Capacity | 8800 mAh |
| Jump Start Current | 800 Ampere (Peak) |
| Max Air Pressure | 120 PSI |
| Airflow Rate | 28.5 Liters per Minute |
| Voltage | 14.8 Volts |
| Battery Cell Composition | Lithium-polymer |
| Product Dimensions | 23 x 15 x 8 cm |
| Item Weight | 254 Grams |

Figure 8: Feature comparison between PitStop and PitStop+ models.

Figure 9: Dimensions of the 4smarts PitStop+ device.
10. Warranty and Support
For warranty information and technical support, please refer to the documentation provided with your purchase or visit the official 4smarts website. Keep your proof of purchase for warranty claims.





