Introduction
Thank you for choosing the ETENWOLF AIR 3 Air Pump and P300 Plus Ball Pump. This manual provides essential information for the safe and efficient operation, maintenance, and troubleshooting of your devices. Please read it thoroughly before use and retain it for future reference.
Important Safety Information
- The ETENWOLF AIR 3 air pump is not suitable for SUPs, balloons, sports balls, car tires, or bicycles. Using it for these items may cause damage to the pump or the item being inflated.
- The air pump cannot be powered on while charging. Always unplug the power cable before attempting to turn on or operate the device.
- Keep both pumps away from water and extreme temperatures.
- Do not allow children to operate the pumps without adult supervision.
- Ensure proper ventilation during operation to prevent overheating.
Product Overview
ETENWOLF AIR 3 Air Pump
The ETENWOLF AIR 3 is a compact and powerful air pump designed for rapid inflation and deflation of air mattresses and similar inflatables. It also features an integrated camping light.

Image: The ETENWOLF AIR 3 Air Pump, demonstrating its small, portable design with power and light control buttons visible.

Image: The AIR 3 pump shown inflating and deflating an air mattress, with icons indicating 2X pumping speed, easy operation, 2600mAh battery capacity, and 5 nozzle adapters.
ETENWOLF P300 Plus Ball Pump
The ETENWOLF P300 Plus is an intelligent ball pump designed to inflate various sports balls to precise pressures with preset modes and a custom setting.

Image: The orange ETENWOLF P300 Plus Ball Pump, displaying its digital screen and control buttons, with an inflation needle attached and various sports balls in the background.

Image: A diagram of the P300 Plus Ball Pump, labeling the Current Mode, Battery Level, Current Unit, Switch Mode button, Switch Display Unit button, USB-C Charging Port, Needle Storage, and Inflate/Deflate Port.
Setup
Charging the Devices
Before first use, fully charge both the AIR 3 Air Pump and the P300 Plus Ball Pump. Use a standard USB-C charging cable (not included) and a compatible power adapter.
- Connect the USB-C cable to the charging port on each device.
- Connect the other end of the cable to a power source.
- The charging indicator (if present) will show charging status. Disconnect once fully charged.
Attaching Nozzles/Needles
Select the appropriate nozzle for the item you wish to inflate.
- For AIR 3: Insert the desired nozzle firmly into the inflation/deflation port.
- For P300 Plus: Screw the inflation needle onto the hose, then connect the hose to the inflate/deflate port. The P300 Plus has integrated needle storage for convenience.
Operating the ETENWOLF AIR 3 Air Pump
Inflation and Deflation
- Ensure the AIR 3 is fully charged and unplugged from any power source.
- Attach the correct nozzle for your inflatable item.
- For inflation, connect the nozzle to the item's inflation valve. Press the power button to start.
- For deflation, connect the nozzle to the item's deflation valve. Press the power button to start.
- The AIR 3 can inflate an air mattress in approximately 1 minute and deflate it in 40 seconds.

Image: An illustration showing the internal fan mechanism of the AIR 3, emphasizing its 360 L/min airflow for rapid inflation.
Using the Camping Light
The AIR 3 features an integrated LED camping light with three modes:
- Soft Light (60 Lumens): Ideal for ambient lighting.
- Reading Light (200 Lumens): Suitable for focused illumination.
- Outdoor Light (600 Lumens): Brightest setting for general outdoor use.
Press the light button to cycle through the different modes.
Operating the ETENWOLF P300 Plus Ball Pump
Powering On/Off
Press and hold the power button (center button) to turn the device on or off.
Selecting Inflation Modes
The P300 Plus offers four preset inflation modes and a custom mode:
- Football: Preset pressure for footballs.
- Basketball: Preset pressure for basketballs.
- Soccer: Preset pressure for soccer balls.
- Custom Mode: Allows manual adjustment of pressure from 2 to 17 PSI.
Press the 'M' button to cycle through the preset modes. Use the '+' and '-' buttons to adjust the pressure in Custom Mode.

Image: The P300 Plus Ball Pump screen showing preset pressures for Basketball (8 PSI), Football (9 PSI), and Soccer (12 PSI), along with a Custom mode (3-17 PSI).
Inflation Process
- Attach the inflation needle to the ball's valve.
- Select the desired inflation mode or set a custom pressure.
- Press the power button to begin inflation. The pump will automatically stop once the target pressure is reached.
- The P300 Plus features a shut-down memory function, saving your last pressure setting for quick and easy use.

Image: A person demonstrating the portability of the P300 Plus Ball Pump by placing it into a bag, highlighting its convenience for on-the-go use.
Maintenance
- Cleaning: Wipe the exterior of both pumps with a soft, dry cloth. Do not use harsh chemicals or abrasive cleaners.
- Storage: Store the pumps in a cool, dry place away from direct sunlight and extreme temperatures. Ensure all accessories (nozzles, needles) are stored safely to prevent loss.
- Battery Care: For optimal battery life, charge the devices regularly, even if not in frequent use. Avoid fully depleting the battery for extended periods.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Device does not turn on. | Low battery; Device is charging. | Charge the device fully. Unplug the charging cable before attempting to power on. |
| AIR 3 not inflating/deflating effectively. | Incorrect nozzle; Item not suitable for AIR 3. | Ensure the correct nozzle is securely attached. Verify the item is an air mattress or similar inflatable, not a SUP, ball, or tire. |
| P300 Plus not inflating to desired pressure. | Needle not properly inserted; Incorrect pressure setting. | Ensure the inflation needle is fully inserted into the ball's valve. Check the selected preset mode or custom pressure setting. |
| Device overheats during use. | Prolonged continuous operation. | Allow the device to cool down for a few minutes before resuming operation. Avoid continuous use for excessively long periods. |
Specifications
ETENWOLF AIR 3 Air Pump
- Air Pressure: 0.65 PSI (4.5 kPa)
- Wind Speed: 13 CFM (360 L/min)
- Battery Capacity: 2600 mAh
- Camping Light Modes: 60 Lumens (Soft), 200 Lumens (Reading), 600 Lumens (Outdoor)
ETENWOLF P300 Plus Ball Pump
- Inflation Range: 2-17 PSI
- Preset Modes: Football, Basketball, Soccer, Custom
- Features: Automatic shut-off, Memory function for last pressure setting
General
- Brand: ETENWOLF
- Model: AIR 3 & P300 Plus
- ASIN: B0FNQ6LZR1
- Date First Available: October 18, 2023
Warranty and Support
ETENWOLF products are manufactured to high-quality standards. For information regarding warranty coverage, technical support, or service inquiries, please refer to the contact information provided with your purchase or visit the official ETENWOLF website.