1. Introduction
This manual provides essential instructions for the safe and efficient operation of your CYCPLUS Portable Electric Tire Inflator. Please read this manual thoroughly before using the device and retain it for future reference.

Figure 1: CYCPLUS Portable Electric Tire Inflator with included accessories.
2. Product Features
- High Pressure Capacity: Inflates up to 150 PSI, suitable for various tires.
- Auto-Stop Function: Automatically stops inflation once the preset pressure is reached.
- Wireless & Rechargeable: Built-in lithium battery for portable use without external power.
- LCD Display: Provides accurate real-time pressure readings and battery status.
- LED Light: Integrated LED light for illumination in low-light conditions or emergencies.
- Multi-purpose: Suitable for bicycles, motorcycles, automobiles, and various balls.
3. Package Contents
The package includes the following items:
- CYCPLUS Portable Electric Tire Inflator
- Air Hose
- Ball Needle
- Presta Valve Converter
- USB Charging Cable
- Storage Pouch

Figure 2: Main unit and included accessories for various inflation needs.
4. Setup and Operation
4.1 Charging the Device
Before first use, fully charge the inflator using the provided USB charging cable. The LCD display will indicate the battery level. A full charge ensures optimal performance.
4.2 Attaching the Air Hose and Adapters
- Screw the air hose securely into the inflator's output port.
- Select the appropriate adapter for your item (e.g., Presta valve converter for Presta bike valves, ball needle for sports balls).
- Attach the selected adapter to the other end of the air hose.

Figure 3: Attaching the air hose to a tire valve for inflation.
4.3 Understanding the Display and Controls
The inflator features an LCD screen and several buttons for control:
- Power Button: Turns the device on/off and starts/stops inflation.
- Mode Button: Cycles through preset inflation modes (Car, Motorcycle, Bicycle, Ball).
- +/- Buttons: Adjusts the desired pressure value.
- Unit Button: Switches between pressure units (PSI, BAR, KPA).

Figure 4: Digital display showing current and preset pressure, along with control buttons.
4.4 Inflation Process
- Turn on the inflator by pressing the Power Button.
- Connect the air hose with the appropriate adapter to the item's valve. The display will show the current pressure.
- Press the Mode Button to select the desired inflation mode (Car, Motorcycle, Bicycle, Ball).
- Use the +/- buttons to set your desired target pressure.
- Press the Power Button to start inflation. The device will automatically stop when the target pressure is reached.
- Disconnect the air hose from the item.

Figure 5: Approximate inflation times for common tire types.
4.5 Using the LED Light
The inflator is equipped with an LED light for convenience. Press the dedicated light button to cycle through different light modes (steady, flashing, SOS) for use in dark environments or emergencies.
5. Maintenance
- Regularly check the battery level and recharge as needed to ensure readiness.
- Store the inflator and its accessories in the provided pouch in a cool, dry place.
- Avoid exposing the device to extreme temperatures or direct sunlight for prolonged periods.
6. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Inflator does not turn on | Low battery | Charge the device fully. |
| No inflation or slow inflation | Improper hose connection or adapter | Ensure hose and adapter are securely attached and compatible with the valve. |
| Inaccurate pressure reading | Loose connection | Tighten the hose and adapter connections. |
7. Specifications
| Feature | Detail |
|---|---|
| Brand | CYCPLUS |
| Model Number | UScdzn018 |
| Maximum Pressure | 150 PSI |
| Power Source | Battery Powered (Lithium-ion) |
| Material | Acrylonitrile Butadiene Styrene |
| Operation Mode | Automatic |
| Item Package Dimensions | 10.24 x 3.62 x 2.83 inches |
| Package Weight | 0.49 Kilograms |
8. Official Usage Guidance Video
Video 1: Official usage guidance for the CYCPLUS Tiny E-PUMP ASUltra, demonstrating key features and operation.
9. Warranty and Support
CYCPLUS products typically come with a one-year quality assurance and lifetime service. For specific warranty details, technical support, or service inquiries, please refer to the contact information provided in your product packaging or visit the official CYCPLUS website.


