Introduction
The HOTO Portable Tire Inflator is a versatile and compact device designed for quick and precise inflation of various items, including car, motorcycle, and bicycle tires, as well as sports balls. Equipped with a digital pressure gauge and multiple intelligent modes, it ensures accurate inflation and automatic shut-off to prevent overinflation. Its portable design and built-in LED light make it an essential tool for emergencies and everyday use.

Image: The HOTO Portable Tire Inflator shown with its various inflation accessories, including different nozzles and a charging cable.
Package Contents
Please ensure all items listed below are present in your package:
- 1 x HOTO Portable Tire Inflator
- 1 x American Air Tube (Air Tube + American Air Valve)
- 1 x USB Type-C Charging Cable
- 1 x Storage Pouch
- 1 x Presta Valve Adapter
- 1 x Needle Valve Adapter (for balls)
- 1 x Conversion Air Valve

Image: A visual representation of all components included in the HOTO Portable Tire Inflator package.
Setup
- Initial Charging: Before first use, fully charge the inflator using the provided USB Type-C cable. Connect the cable to the Type-C port on the device and a compatible USB power source. The battery indicator on the display will show charging status.
- Attach Air Hose: Screw the air hose securely into the inflation port at the top of the device.
- Select Appropriate Nozzle: Depending on the item you wish to inflate, select the correct adapter (Presta valve, needle valve, or conversion air valve) and attach it to the end of the air hose.

Image: Internal view highlighting the 2500 mAh high-capacity battery.

Image: The inflator with its various accessories, including the USB-C cable and different nozzles.
Operating Instructions
- Power On: Press and hold the power button (located on the side) for approximately 3 seconds to turn on the device. The digital display will illuminate.
- Select Mode: Short press the knob button to cycle through the preset inflation modes: Car, Motorcycle, Bike, Ball, and Custom.
- Set Pressure:
- For preset modes, the recommended pressure will be displayed. You can adjust this value by spinning the knob.
- For Custom mode, spin the knob to set your desired pressure value. The maximum pressure is 150 PSI.
- Connect to Item: Securely attach the air hose (with the appropriate nozzle) to the valve of the item you wish to inflate.
- Start Inflation: Once the desired pressure is set and the hose is connected, press the knob button to begin inflation. The device will automatically stop when it reaches the preset pressure.
- Change Pressure Unit: To switch between PSI and Bar, press and hold the adjustment button (knob) for about 3 seconds.
- Use LED Light: Press the light button (next to the power button) to turn on the LED emergency light for use in dimly lit environments. Press again to turn off.

Image: Display illustrating the various preset modes for different inflation needs.

Image: Visual guide on how to operate the inflator: Press and Hold, Spin to Select, Press to Start.

Image: Close-up of the rotational knob for easy pressure adjustment.

Image: The inflator in use, demonstrating its automatic stop feature when the preset pressure is reached.
Official Product Videos:
Video: "HOTO Portable Tire Inflator - Innovative design" - This video showcases the sleek design and key features of the HOTO Portable Tire Inflator.
Video: "5 Modes - Car, bike, Motorbike, Electric hoverboard, ball.." - This video demonstrates the various inflation modes available for different types of items.
Video: "HOTO Electric Air Compressor" - A general overview video highlighting the functionality and ease of use of the electric air compressor.
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. Use the provided storage pouch to protect it from dust and scratches.
- Battery Care: To prolong battery life, charge the device regularly, even if not in frequent use. Avoid completely draining the battery before recharging.
- Hose and Nozzle Inspection: Periodically check the air hose and nozzles for any signs of wear, cracks, or damage. Replace if necessary to ensure optimal performance and safety.

Image: Internal view illustrating the cooling system designed for heat dissipation.

Image: Close-up of the soft rubber handle, emphasizing portability and ease of carrying.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Device does not turn on. | Low battery; Power button not pressed correctly. | Charge the device fully. Press and hold the power button for 3 seconds. |
| Inflator stops prematurely. | Preset pressure reached; Hose connection loose. | Check the preset pressure. Ensure the hose is securely attached to both the inflator and the item. |
| Inflation is slow or weak. | Low battery; Hose or nozzle obstruction. | Recharge the device. Check hose and nozzles for blockages. |
| Display not working. | Device off; Malfunction. | Ensure the device is powered on. If issue persists, contact customer support. |
Specifications
| Feature | Detail |
|---|---|
| Brand | HOTO |
| Model Name | Tire Inflator (CQB001) |
| Color | Black |
| Material | Plastic |
| Product Dimensions | 6.2"L x 4.5"W x 1.7"H |
| Power Source | Battery Powered |
| Maximum Pressure | 150 PSI |
| Operation Mode | Automatic |
| Battery Capacity | 2500 mAh (x2, 7.2V) |
| Charging Port | USB Type-C |
| Accuracy | 0.1-bar accurate digital tire pressure measuring |
Warranty and Support
For detailed warranty information and customer support, please refer to the official HOTO website or the user manual PDF provided with your product.
You can also download the full user manual in PDF format here: HOTO Portable Tire Inflator User Manual (PDF)
