1. Introduction
Thank you for choosing the ZGZUXO CZK5646 Portable Tire Inflator. This device is designed to provide convenient and efficient inflation for various items, including car tires, motorcycle tires, bicycle tires, and sports balls. Featuring a built-in pressure gauge, LED light, and automatic shut-off, it ensures accurate and safe inflation. Please read this manual thoroughly before use to ensure proper operation and to maximize the lifespan of your product.
2. Safety Information
- Always ensure the inflator is fully charged before use to avoid interruptions.
- Do not leave the inflator unattended while in operation.
- Keep out of reach of children. This is not a toy.
- Avoid over-inflating tires or other items. Always refer to the manufacturer's recommended pressure levels.
- Do not operate the inflator in wet conditions or near flammable liquids or gases.
- If the device becomes excessively hot during use, turn it off and allow it to cool down before continuing.
- Use only the provided accessories and nozzles.
- Disconnect the air hose from the valve stem immediately after inflation is complete.
3. Package Contents
Please check the package for the following items:
- ZGZUXO CZK5646 Portable Tire Inflator
- Air Hose
- Nozzle Set (various adapters for different valves)
- USB Charging Cable
- User Manual (this document)

Image: ZGZUXO CZK5646 Portable Tire Inflator with its complete set of accessories, including the air hose, various nozzles, and USB charging cable.
4. Product Overview
The ZGZUXO CZK5646 is a compact and powerful portable air compressor designed for versatility and ease of use. It features a digital display for real-time pressure readings and preset pressure settings, ensuring precise inflation. Its cordless design and long-lasting battery make it ideal for on-the-go use.
Key Features:
- High Pressure Output: Up to 150 PSI for various inflation needs.
- Digital Display: Clear LCD screen shows real-time and preset pressure values.
- Automatic Shut-Off: Stops inflation automatically once the preset pressure is reached, preventing over-inflation.
- Multiple Inflation Modes: Pre-set modes for cars, motorcycles, bicycles, and balls, plus a custom mode.
- Integrated LED Light: Provides illumination for nighttime use or emergencies, with Normal, Flashing, and SOS modes.
- Portable and Lightweight: Compact design for easy carrying and storage.
- Long Battery Life: Inflates multiple items on a single charge.

Image: The ZGZUXO CZK5646 Portable Tire Inflator held in a hand, highlighting its compact and portable design.

Image: Visual representation of the inflator's universal compatibility, showing its use for cars, motorcycles, bicycles, and various types of balls, along with their respective recommended pressure ranges.
5. Setup
5.1 Charging the Inflator
Before first use, fully charge the device. Connect the provided USB charging cable to the inflator's charging port and to a suitable USB power adapter (not included). The battery indicator on the display will show charging status. A full charge ensures optimal performance and battery life.
5.2 Attaching the Air Hose and Nozzle
Screw the air hose securely into the inflator's air outlet. Select the appropriate nozzle adapter for the item you wish to inflate and attach it to the other end of the air hose.
6. Operating Instructions
6.1 Powering On/Off
Press and hold the power button for 3 seconds to turn the inflator on or off.
6.2 Selecting Inflation Mode and Setting Pressure
- With the inflator powered on, press the mode button to cycle through the preset inflation modes: Car, Motorcycle, Bicycle, Ball, and Custom.
- Once a mode is selected, the display will show the recommended pressure for that mode.
- Use the '+' and '-' buttons to adjust the desired target pressure (PSI, BAR, KPA, or Kg/cm²). The unit can be changed by pressing the unit button.

Image: The digital display of the ZGZUXO CZK5646, illustrating the real-time tire pressure, preset pressure, and the four available pressure units (PSI, BAR, KPA, Kg/cm²).
6.3 Connecting and Inflating
- Securely connect the air hose with the appropriate nozzle to the valve stem of the item you wish to inflate.
- The display will show the current pressure of the item.
- Press the power button to start inflation. The inflator will automatically stop once the preset pressure is reached.
- Once inflation is complete, quickly disconnect the air hose from the valve stem.

Image: The ZGZUXO CZK5646 Portable Tire Inflator actively connected to a car tire, demonstrating the inflation process with the digital display showing pressure readings.

Image: A step-by-step visual guide demonstrating the ease of use of the ZGZUXO CZK5646, from connecting the nozzle to initiating and completing inflation with auto-stop.
Video: Demonstration of the ZGZUXO CZK5646 Portable Tire Inflator in action, showing how to set the desired pressure and inflate a car tire until the automatic shut-off engages.
6.4 Using the LED Light
Press the light button to cycle through the three LED light modes: Normal illumination, Flashing warning light, and SOS signal. This feature is useful for low-light conditions or roadside emergencies.

Image: The ZGZUXO CZK5646 Portable Tire Inflator demonstrating its three distinct LED light modes: Normal for illumination, Flashing for warning, and SOS for emergency signaling.
7. Maintenance
- Cleaning: Wipe the inflator with a soft, dry cloth. Do not use harsh chemicals or immerse the device in water.
- Storage: Store the inflator in a cool, dry place away from direct sunlight and extreme temperatures. Ensure the air hose and nozzles are neatly stored to prevent damage.
- Battery Care: For optimal battery life, charge the device at least once every three months if not used regularly. Avoid completely draining the battery before recharging.
8. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Inflator does not turn on. | Low battery or device is off. | Charge the inflator. Press and hold the power button for 3 seconds. |
| Inflator does not inflate. | Air hose not securely connected, nozzle blocked, or target pressure already reached. | Ensure air hose and nozzle are tightly connected. Check for blockages. Verify target pressure is higher than current pressure. |
| Inaccurate pressure reading. | Improper connection to valve stem. | Ensure the nozzle is fully and securely attached to the valve stem. |
| Device gets hot during use. | Prolonged operation. | This is normal for extended use. Turn off the device and allow it to cool down before resuming. |
If you encounter issues not listed here or if the problem persists, please contact ZGZUXO customer support for assistance.
9. Specifications
| Feature | Detail |
|---|---|
| Brand | ZGZUXO |
| Model Number | CZK5646 |
| Voltage | 7.4 Volts |
| Power Source | Battery Powered |
| Max Pressure | 150 PSI |
| Noise Level | 70 Decibels |
| Recommended Uses | Ball Inflation, Tire Inflation (Car, Bike, Motor), Toy Inflation |
| Special Features | Automatic Shut-Off, Built-In Gauge, Lightweight, Memory Function, Quick Inflation, LED Light |
| Included Components | Air Hose, Nozzle Set, USB Cable, User Manual |
| Item Weight | 300 Grams |
| Material | Metal |
| Product Dimensions (L x W x H) | 5L x 5W x 8H Centimetres |
10. Warranty and Support
The ZGZUXO CZK5646 Portable Tire Inflator comes with a standard manufacturer's warranty. Please refer to the warranty card included in your package for specific terms and conditions. For technical support, warranty claims, or any questions regarding your product, please contact ZGZUXO customer service through the retailer where you purchased the product or visit the official ZGZUXO website.