Introduction
Thank you for choosing the AIRSURE Portable Tire Inflator Q12. This high-speed, cordless air compressor is designed for efficient and convenient inflation of various items, including car, motorcycle, and bicycle tires, as well as sports balls and other inflatables. Featuring a powerful 150 PSI output, a 4000mAh battery, and an automatic shut-off function, the Q12 ensures precise and safe inflation wherever you need it.

Image: The AIRSURE Portable Tire Inflator Q12, showcasing its compact design and included accessories.
Setup
Package Contents:
- Tire Inflator (x1)
- Air Hose (x1)
- Storage Bag (x1)
- Charging Cable (x1)
- Schrader Valve (x1)
- Inflation Nozzle (x2)
- Valve Adapter (x1)
Initial Charging:
- Before first use, fully charge the device using the provided charging cable. Connect the cable to the inflator's charging port and a suitable USB power source.
- The digital display will indicate charging status. Ensure the device is fully charged for optimal performance.
Attaching the Air Hose and Nozzles:
- Screw the air hose securely into the top port of the inflator.
- Select the appropriate nozzle attachment for the item you wish to inflate.
- Attach the selected nozzle to the free end of the air hose.

Image: The AIRSURE Q12 demonstrating its versatility with different modes for cars, motorcycles, bicycles, and balls, along with the various nozzle attachments.
Operating Instructions
Power On/Off:
- Press and hold the power button to turn the inflator on or off.
Selecting Units and Modes:
- Press the 'M' button to cycle through pressure units: PSI, BAR, KPA, KG/CM².
- Press the mode button (often depicted with icons like car, bike, ball) to select the desired inflation preset. The device has 4 preset modes for common items.
Setting Desired Pressure:
- Once a mode is selected, use the '+' and '-' buttons to adjust the target pressure. The digital display shows both the current pressure and the set target pressure.
Starting Inflation:
- Connect the air hose with the appropriate nozzle to the item you wish to inflate.
- Press the inflation button (often a circular button or play icon) to begin inflation.
- The inflator will automatically stop once the preset pressure is reached.
Using the LED Light:
- Press the light button (often depicted with a lightbulb icon) to turn on the built-in LED light for illumination in dark conditions.

Image: The AIRSURE Q12 in action, connected to a car tire, displaying the current and target pressure on its smart digital screen, highlighting the auto shut-off function.
Video: An official AIRSURE video demonstrating the tire inflator in use, showcasing its features and ease of operation for preventing tire troubles.
Maintenance
Charging and Battery Care:
- Recharge the device regularly, especially after prolonged storage, to maintain battery health.
- Avoid completely draining the battery before recharging.
Cleaning:
- Wipe the exterior of the inflator with a soft, dry cloth. Do not use harsh chemicals or abrasive cleaners.
- Ensure the air hose and nozzles are free from dirt and debris before storage.
Storage:
- Store the inflator and its accessories in the provided storage bag in a cool, dry place, away from direct sunlight and extreme temperatures.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Device does not turn on. | Low battery or no charge. | Charge the device fully using the provided charging cable. |
| Inflator does not start. | Air hose not securely attached or incorrect mode selected. | Ensure the air hose is tightly screwed in. Verify the correct inflation mode and target pressure are set. |
| Inaccurate pressure reading. | Loose connection to valve stem. | Ensure the nozzle is firmly attached to the valve stem without air leakage. |
| Slow inflation. | Low battery or large volume item. | Ensure the device is fully charged. Inflation time varies based on the item's volume and initial pressure. |
Specifications
- Brand: AIRSURE
- Model Number: Q12
- Model Name: Multifunctional Air Pump
- Maximum Pressure: 150 PSI (Pound per Square Inch)
- Battery Capacity: 4000mAh Lithium Battery
- Voltage: 7.4 Volts
- Power Source: Battery Powered
- Item Weight: 15.27 Ounces
- Item Dimensions (L x W x H): 2.56" x 1.81" x 6.73"
- Color: Black
- Material Type: ABS
- Special Features: Automatic Shut-Off, Digital Display, Memory Function, Portable, Quick Inflation, Built-in LED Light
- Recommended Uses: Bicycle Tire Inflation, E-bike Tire Inflation, Electric Scooter Tire Inflation, Lawn Mower Tire Inflation, Roadside Emergency Use, Stroller Tire Maintenance, Swim Ring Inflation, Tire Inflation, Toy Inflation, Volleyball Rugby Inflation
Warranty and Support
The AIRSURE Portable Tire Inflator Q12 comes with a 2-year quality guarantee. We are committed to providing reliable products and excellent customer service. For any technical assistance or warranty claims, please contact AIRSURE customer support through the retailer where the product was purchased or visit the official AIRSURE website.

Image: Visual representation of AIRSURE's commitment to customer satisfaction, including a 2-year warranty, rapid response support, and hassle-free defect returns.