1. Introduction
This manual provides detailed instructions for the safe and efficient operation of your MZZYG 150PSI Portable Electric Tire Inflator Air Compressor. Please read this manual thoroughly before use and retain it for future reference. This device is designed for inflating tires on cars, motorcycles, bicycles, as well as various balls and inflatable toys.
2. Safety Instructions
- Do not leave the inflator unattended during operation.
- Keep the device out of reach of children.
- Always check the recommended pressure for the item being inflated to avoid over-inflation.
- Do not expose the device to rain or extreme temperatures.
- Ensure proper ventilation when operating the inflator.
- The inflation port and hose may become hot during prolonged use. Handle with care.
- Do not attempt to disassemble or modify the device.
3. Package Contents
Verify that all items are present in your package:
- 1 x MZZYG Wired Car Air Pump
- 3 x Gas Nozzles (various types)
- 1 x Air Tube
- 1 x Car Power Cable (for cigarette lighter)
- 1 x Instruction Manual
4. Product Overview
Familiarize yourself with the main components of your tire inflator:
- Digital Display: Shows current pressure, target pressure, and inflation mode.
- Control Buttons: For power, mode selection, and pressure adjustment.
- Inflation Port: Where the air tube connects to the device.
- Air Tube: Connects the inflator to the item being inflated.
- Power Cable: Connects to a 12V car cigarette lighter socket.
- LED Light: For illumination during low-light conditions.

Figure 4.1: MZZYG Portable Electric Tire Inflator in use, displaying digital pressure reading.

Figure 4.2: Key features of the MZZYG Tire Inflator, including its brushless motor and efficient pump design.
5. Setup
- Connect Air Tube: Screw the air tube securely onto the inflation port of the device.
- Select Nozzle: Choose the appropriate gas nozzle for the valve of the item you intend to inflate. Attach it firmly to the end of the air tube.
- Connect Power: Insert the car power cable into your vehicle's 12V cigarette lighter socket. Ensure a secure connection.
6. Operating Instructions
- Attach to Item: Connect the selected nozzle to the valve stem of the tire or inflatable item. Ensure a tight seal to prevent air leakage.
- Power On: Press the power button to turn on the device. The digital display will illuminate, showing the current pressure.
- Select Mode: Use the mode button to cycle through the five available inflation modes (e.g., car, motorcycle, bicycle, ball). Each mode may have a default pressure setting.
- Set Target Pressure: Use the '+' and '-' buttons to adjust the desired target pressure. The display will show the target pressure blinking.
- Start Inflation: Press the start button to begin inflation. The device will automatically stop once the target pressure is reached.
- Monitor Progress: Observe the digital display to monitor the inflation progress.
- Disconnect: Once inflation is complete and the device has stopped, disconnect the nozzle from the item's valve and then unplug the power cable.

Figure 6.1: The MZZYG Tire Inflator is suitable for a wide range of applications.

Figure 6.2: The device incorporates intelligent chips for accurate pressure measurement and temperature control.
7. Maintenance
- Cleaning: Wipe the exterior of the inflator with a dry, soft cloth. Do not use liquid cleaners or immerse the device in water.
- Storage: Store the device in a cool, dry place, away from direct sunlight and extreme temperatures.
- Air Tube Inspection: Periodically check the air tube and nozzles for any signs of wear, cracks, or damage. Replace if necessary.
8. Troubleshooting
- Device Not Turning On: Ensure the power cable is securely connected to the 12V car cigarette lighter socket and that the vehicle's ignition is on (if required).
- No Inflation/Slow Inflation: Check that the air tube is securely connected to both the inflator and the item's valve. Ensure the target pressure is set correctly and is higher than the current pressure. Verify that the nozzle is appropriate for the valve type.
- Device Overheating: If the device becomes excessively hot during prolonged use, turn it off and allow it to cool down for at least 10-15 minutes before resuming operation.
- Inaccurate Pressure Reading: Ensure the nozzle is fully seated on the valve stem without any air leaks.
9. Specifications
| Brand | MZZYG |
| Model Number | 3256805913932836 |
| Power | 100 W |
| Pressure Range | 3 ~ 150 PSI |
| Air Flow Rate | 30 L/min |
| Air Tube Length | 15 cm |
| Material | ABS + Electronic Components |
| Product Dimensions | 13 x 9.5 x 6 cm |
| Product Weight | 0.5 kg |
| Applicable Items | Car, Motorcycle, Bicycle, Balls, Inflatable Toys |
| Power Source (Wired) | 12V Car Cigarette Lighter |

Figure 9.1: Approximate inflation capacities for different types of tires and items.
10. Warranty and Support
For warranty information, technical support, or customer service inquiries, please refer to the contact details provided with your purchase documentation or visit the official MZZYG website. Please have your model number (3256805913932836) ready when contacting support.