Introduction
This manual provides detailed instructions for the safe and efficient operation of your LOLSSA 5614 Pro Max Portable Tire Inflator. Please read this manual thoroughly before using the device to ensure proper function and to prevent damage or injury. Keep this manual for future reference.
Important Safety Information
- Always ensure the device is fully charged or connected to a power source before use.
- Do not leave the inflator unattended while in operation.
- Keep out of reach of children.
- Avoid operating the inflator in wet conditions or near flammable liquids/gases.
- Do not over-inflate tires. Always refer to the recommended pressure for your specific item (vehicle, bicycle, ball, etc.).
- Disconnect the air hose from the valve stem immediately after inflation is complete.
- If the device overheats, allow it to cool down before further use.
- Use only approved accessories and replacement parts.
Package Contents
Verify that all items are present in the package:
- LOLSSA 5614 Pro Max Portable Tire Inflator
- Air Hose
- USB-C Charging Cable
- 12V DC Car Power Cable (Cigarette Lighter Adapter)
- Storage Bag
- Various Nozzle Adapters (for balls, bicycles, swimming rings, air cushions)
- Spare Fuse
- User Manual

Image: LOLSSA 5614 Pro Max Portable Tire Inflator with included accessories, including the air hose, charging cables, and various nozzle adapters, alongside a storage bag.
Product Features
- Portable and Cordless: Compact design with a built-in battery for wireless operation.
- High Inflation Speed: Provides an airflow of 36 L/Min, capable of inflating a small car tire (28-35 PSI) in approximately 55 seconds.
- Dual Power Options: Can be used wirelessly with its internal battery or connected to a 12V DC car power outlet via the included cable.
- Digital Display with Tire Gauge: Clear screen shows both preset pressure value and real-time pressure, with an accuracy of ±1 PSI.
- Auto Shut-off: Automatically stops inflation once the preset pressure is reached.
- Multiple Preset Modes: Includes modes for bicycle, motorcycle, car, and ball, with a customizable pressure setting up to 150 PSI.
- Multi-functional Lighting: Features LED, SOS, and flashing lights for dark environments or emergencies.
- Power Bank Functionality: Equipped with USB-C input and USB-A output ports, allowing it to charge other electronic devices.
- Low Noise Operation: Operates at approximately 50 decibels.

Image: The inflator's digital display showing both the real-time tire pressure and the user-set target pressure.
Setup
- Charge the Device: Before first use, fully charge the portable tire inflator using the provided USB-C cable and a suitable power adapter (not included) or by connecting it to a 12V DC car power outlet. The battery indicator on the screen will show charging status.
- Attach Air Hose: Screw the air hose securely into the designated port on the top of the inflator.
- Select Nozzle: Choose the appropriate nozzle adapter for the item you intend to inflate (e.g., Schrader valve for car/bike tires, needle for balls, cone for inflatables). Attach it to the end of the air hose.

Image: A selection of nozzle adapters for different inflation needs, including car, motorcycle, bicycle, and ball valves.
Operating Instructions
Wireless Inflation
- Connect to Valve: Securely connect the air hose with the appropriate adapter to the valve stem of the item you wish to inflate.
- Power On: Press and hold the power button (usually the center button) to activate the screen. The current pressure will be displayed.
- Select Mode: Press the 'M' button (Mode button) to cycle through the preset modes (bicycle, motorcycle, car, ball). Each mode has a default pressure setting.
- Set Target Pressure: Use the '+' and '-' buttons to adjust the target pressure to your desired PSI, BAR, KPA, or kg/cm² value. The unit can be switched by pressing the 'U' button.
- Start Inflation: Press the power button again to begin inflation. The real-time pressure will increase on the display.
- Automatic Stop: The inflator will automatically stop once the target pressure is reached.
- Disconnect: Carefully disconnect the air hose from the valve stem.

Image: Visual guide demonstrating the four steps for wireless inflation, from connecting the hose to starting the pump.
Corded Inflation (Using 12V DC Car Power)
- Start Vehicle: Start your car engine to ensure stable power supply.
- Connect Power: Insert the 12V DC car power cable into your vehicle's cigarette lighter socket and connect the other end to the inflator's 12V input port.
- Connect Air Hose: Securely connect the air hose with the appropriate adapter to the valve stem of the item you wish to inflate.
- Power On and Set Pressure: Follow steps 2-4 from the "Wireless Inflation" section to power on the device, select a mode, and set the target pressure.
- Start Inflation: Press the power button to begin inflation.
- Automatic Stop: The inflator will automatically stop once the target pressure is reached.
- Disconnect: Disconnect the air hose and then the power cable.

Image: Instructions for corded inflation using the 12V DC car power cable, including fuse replacement tips.
Using as a Power Bank
The LOLSSA 5614 Pro Max can also function as a power bank to charge other electronic devices.
- Connect your device's charging cable (USB-A to your device) to the USB-A output port on the inflator.
- The inflator will begin charging your device.

Image: The portable tire inflator connected via USB-A to charge a smartphone, demonstrating its power bank capability.
Using the LED Light
Press the light button (sun icon) on the control panel to cycle through the light modes: LED (steady light), SOS (flashing SOS signal), and flashing light. Press again to turn off.
Maintenance
- Cleaning: Wipe the device with a soft, dry cloth. Do not use harsh chemicals or abrasive cleaners.
- Storage: Store the inflator in a cool, dry place, away from direct sunlight and extreme temperatures. Ensure the battery is partially charged (around 50%) if storing for extended periods.
- Battery Care: To prolong battery life, avoid fully discharging the battery frequently. Recharge the device regularly, even if not in use.
- Fuse Replacement: If the 12V DC car power function fails, check the fuse in the car power cable. Unscrew the tip of the cigarette lighter plug to access and replace the fuse with the provided spare.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Inflator does not turn on. | Low battery or no power. | Charge the battery or connect to 12V DC car power. |
| No air output. | Air hose not securely connected; nozzle blocked. | Ensure hose is tightly screwed in. Check nozzle for obstructions. |
| Inaccurate pressure reading. | Improper connection to valve stem. | Ensure the nozzle is fully and securely attached to the valve stem. |
| Device overheats. | Continuous operation for too long. | Allow the device to cool down for at least 15-20 minutes before resuming use. |
| 12V DC car power not working. | Blown fuse in car power cable. | Replace the fuse in the cigarette lighter plug. |
Specifications
- Model Name: 5614 Pro Max
- Brand: LOLSSA
- Maximum Operating Pressure: 150 PSI
- Air Flow Capacity: 36 Liters Per Minute
- Power Source: Battery Powered (Lithium Ion) / 12 Volts (DC)
- Noise Level: 50 Decibels
- Special Feature: Cordless, Digital Display, LED Light, Power Bank Function
- Item Weight: 1.85 pounds
- Package Dimensions: 7.95 x 5.35 x 2.52 inches
- Batteries: 1 AAA batteries required (included) (Note: This likely refers to a small internal battery for a specific component, the main power is Lithium Ion.)
Warranty and Support
For warranty information or technical support, please refer to the product packaging or contact LOLSSA customer service through the retailer where the product was purchased. Keep your purchase receipt as proof of purchase.





