1. Introduction
Thank you for choosing the CYCPLUS A5 Portable Air Compressor. This compact and versatile device is designed to provide convenient and efficient inflation for various items, including car tires, bicycle tires, sports balls, and other inflatables. Featuring a digital display, preset pressure function, and emergency lighting, the A5 is an essential tool for on-the-go inflation needs.

Image: The CYCPLUS A5 Portable Air Compressor shown with its various accessories, including the air tube, USB charging cable, and different nozzles.
2. Safety Information
- Read all instructions: Before operating the device, thoroughly read and understand this manual.
- High Pressure Warning: The inflator generates high pressure. Always ensure the nozzle is securely attached to the valve stem before starting inflation.
- Overheating: The air tube and inflator may become hot during prolonged use. Allow the device to cool down if it becomes excessively hot. Avoid touching hot parts directly.
- Children and Pets: Keep the device out of reach of children and pets. This is not a toy.
- Charging: Use only the provided charging cables. Do not expose the device to water or extreme temperatures.
- Proper Use: Do not use the device for purposes other than its intended use.
3. Package Contents
Verify that all items are present in your package:
- CYCPLUS A5 Inflator Unit
- Air Tube
- USB Charging Cable
- 12V DC Car Cigarette Lighter Power Cord
- Ball Converter Needle
- Presta Valve Adapter
- Bike Mount (if included with specific model variant)
- Mounting Screws (if included)
- Non-slip Mat (if included)
- Velcro Straps (if included)
- User Manual

Image: A visual representation of the CYCPLUS A5 inflator unit and all included accessories, such as the air tube, charging cables, and various inflation nozzles, laid out next to its packaging box.
4. Product Overview and Features
The CYCPLUS A5 is designed for portability and ease of use. Key features include:
- Compact Design: Small and lightweight for comfortable handheld operation and easy storage.
- Digital LCD Display: Shows current and preset tire pressure, power display, and allows switching between PSI, BAR, KPA, and Kg/cm² units.
- Rechargeable Li-ion Battery: Provides cordless operation.
- Dual Power Source: Can be charged via Micro-USB or powered directly by a 12V DC car cigarette lighter.
- High Pressure Capability: Inflates up to 150 PSI.
- Emergency LED Light: Provides illumination for nighttime use or emergencies (80 lumens, up to 7 hours).
- Power Bank Function: Can charge other small electronic devices via its USB output port.

Image: The compact dimensions of the CYCPLUS A5, measuring 56mm x 56mm x 172mm and weighing 350g, highlighting its portability.

Image: A close-up of the digital LCD display showing current pressure, power level, and unit selection options (PSI, BAR, KPA, Kg/cm²).

Image: Demonstrates the emergency LED lighting function and the power bank capability for charging external devices.

Image: Illustrates the versatility of the inflator for various items like car tires, bicycle tires, and sports balls.
5. Setup
5.1 Charging the Device
Before first use, fully charge the CYCPLUS A5. The battery indicator on the LCD will show charging status.
- Connect the provided USB charging cable to the Micro-USB port on the inflator and to a standard USB power adapter (not included) or computer USB port.
- Alternatively, use the 12V DC car cigarette lighter power cord to power the device directly from your vehicle (note: this powers the device but does not charge the internal battery).
5.2 Attaching the Air Tube and Nozzle
- Screw the air tube securely into the inflation port on the top of the inflator unit.
- Select the appropriate nozzle for the item you wish to inflate (e.g., Presta valve adapter for road bikes, ball needle for sports balls).
- Attach the selected nozzle to the end of the air tube.

Image: A four-step visual guide demonstrating how to align the valve, connect the air tube tightly, press the lever to secure, and start the pump for inflation.
5.3 Setup Video Guide
Watch this official video for a visual guide on setting up and using your CYCPLUS A5:
Video: An unboxing and demonstration of the CYCPLUS A5 portable air inflator, showing its components, how to power it on, change units, and connect the hose for inflation.
6. Operating Instructions
- Power On: Press and hold the power button (U button) for 3 seconds to turn on the device. The LCD display will illuminate.
- Select Unit: Press the unit button (M button) to cycle through pressure units: PSI, BAR, KPA, Kg/cm².
- Set Target Pressure: Use the "+" and "-" buttons to adjust the desired target pressure. The display will show the set value.
- Connect to Valve: Securely attach the air tube's nozzle to the valve stem of the item you wish to inflate. Ensure a tight seal to prevent air leakage.
- Start Inflation: Press the power button (U button) again to start the inflation process. The pump will automatically stop once the preset pressure is reached.
- Stop Inflation Manually: To stop inflation before the target pressure is reached, press the power button (U button) once more.
- Disconnect: Once inflation is complete or stopped, quickly disconnect the nozzle from the valve stem. Be aware that the air tube may be hot.
6.1 Emergency LED Light Operation
Long press the "U" button (power button) to turn on the emergency LED light. Long press again to turn it off.
6.2 Power Bank Operation
When the pump is off, long press the "+" button to turn on/off the charging operation for external devices via the USB output port.
7. 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. Ensure the air tube is detached and stored properly.
- Battery Care: To prolong battery life, charge the device regularly, even if not in frequent use. Avoid fully discharging the battery for extended periods.
8. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Device does not turn on | Low battery; Power button not held long enough | Charge the device; Press and hold power button for 3 seconds |
| Inflator not inflating / Slow inflation | Air tube not securely connected; Nozzle not properly attached to valve; Battery too low | Ensure all connections are tight; Re-attach nozzle; Charge the device or use 12V DC power |
| Inaccurate pressure reading | Loose connection; Device needs recalibration (rare) | Check connections; Compare with a known accurate gauge and adjust preset if consistently off |
| Device overheats and stops | Prolonged continuous use | Allow the device to cool down for at least 10-15 minutes before resuming use |
9. Specifications
| Feature | Detail |
|---|---|
| Model | CYCPLUS A5 |
| Dimensions (L×W×H) | 172mm × 56mm × 56mm (6.8 x 2.2 x 2.2 inches) |
| Weight | 350g (0.77 lbs) |
| Battery Type | Rechargeable Li-ion Batteries |
| Work Current | 1-5A |
| Power Input | Micro-USB Charging & 12V DC Car Cigarette Lighter |
| Max Inflating Pressure | 150 PSI / 10.3 BAR / 990 KPA / 10.5 kgf/cm² |
| Hose Length | 300 Centimeters (approx. 118 inches) |
| Emergency Light Output | 80 Lumens (up to 7 hours endurance) |
| Inflation Time (approx.) | Car tire: 8 min (from empty) Road bike: 2.5 min Mountain bike: 2 min Basketball: 0.5 min |
10. Warranty and Support
CYCPLUS products are manufactured to high quality standards. For specific warranty information, please refer to the warranty card included with your product or contact CYCPLUS customer support directly. Keep your purchase receipt as proof of purchase.
For technical support or service inquiries, please visit the official CYCPLUS website or contact their customer service team through the contact information provided in your product packaging.





