Introduction
Thank you for choosing the ETENWOLF P300 Plus Ball Pump and G200 Pro Tire Pressure Gauge. This manual provides essential information for the safe and efficient use of your new devices. Please read it thoroughly before operation and retain it for future reference.
Safety Information
- Keep both devices away from water and extreme temperatures.
- Do not attempt to disassemble or modify the devices. Repairs should only be performed by qualified personnel.
- Ensure the correct pressure is set for the item being inflated to prevent over-inflation and potential damage or injury.
- Keep out of reach of children.
- Use only the provided accessories and charging cables.
Package Contents
Verify that all items are present in your package:
- ETENWOLF P300 Plus Ball Pump
- ETENWOLF G200 Pro Tire Pressure Gauge
- Inflation Needle (2x)
- Flexible Hose for Ball Pump
- USB-C Charging Cable
- Valve Core Tool
- Valve Caps (4x)

Image: The ETENWOLF P300 Plus Ball Pump, G200 Pro Tire Pressure Gauge, and included accessories such as inflation needles, flexible hose, valve core tool, and valve caps.
Product Overview
ETENWOLF P300 Plus Ball Pump
The P300 Plus is a compact electric ball pump designed for various sports balls. It features a digital display and intuitive controls for precise inflation.

Image: Detailed diagram showing the components of the P300 Plus Ball Pump, including the digital display (current mode, battery level, current unit), control buttons (switch mode, switch display unit), USB-C charging port, needle storage, and inflate/deflate port.
ETENWOLF G200 Pro Tire Pressure Gauge
The G200 Pro is a heavy-duty mechanical tire pressure gauge, calibrated for high accuracy and designed for a wide range of vehicles.

Image: Features of the G200 Pro Tire Pressure Gauge, highlighting its 360-degree rotatable chuck, built-in air bleeder valve, and PSI & BAR unit display on the dial.
Setup
ETENWOLF P300 Plus Ball Pump
- Charging: Before first use, fully charge the ball pump using the provided USB-C cable. Connect the cable to the USB-C charging port on the pump and a compatible USB power source. The battery indicator on the display will show charging status.
- Attach Needle: Screw one of the inflation needles onto the flexible hose. Then, screw the other end of the flexible hose into the inflation port of the ball pump.
ETENWOLF G200 Pro Tire Pressure Gauge
The G200 Pro Tire Pressure Gauge requires no initial setup. It is ready for use directly out of the package.
Operating Instructions
ETENWOLF P300 Plus Ball Pump
- Power On: Press and hold the power button (center button) to turn on the pump. The display will illuminate.
- Select Mode: Press the 'M' button to cycle through preset inflation modes for different ball types (e.g., basketball, football, soccer).
- Adjust Target Pressure: Use the '+' and '-' buttons to set your desired target pressure. The pump can detect current ball pressure and will inflate to the exact target pressure (±0.3 PSI).
- Insert Needle: Moisten the inflation needle and carefully insert it into the ball's valve.
- Start Inflation: Press the power button again to start inflation. The pump will automatically stop once the target pressure is reached.
- Change Unit: Press the 'U' button to switch between pressure units (PSI, BAR, KPA).

Image: The P300 Plus Ball Pump displaying preset pressures for various sports balls, including custom settings (3-17 PSI), Basketball (8 PSI), Football (9 PSI), and Soccer (12 PSI).
Video: This video demonstrates the portability and ease of use of the ETENWOLF ball pump. It shows how to attach the inflation needle, set the desired pressure, and inflate a basketball automatically. The video also highlights the pump's ability to inflate various sports balls to their recommended PSI levels.
ETENWOLF G200 Pro Tire Pressure Gauge
- Check Tire Valve: Ensure the tire valve stem is clean and free of debris.
- Attach Gauge: Firmly press the chuck of the tire pressure gauge onto the tire valve stem. You should hear a slight hiss as air enters the gauge. Hold it steady until the needle stabilizes.
- Read Pressure: Read the pressure indicated by the needle on the gauge dial. The gauge displays pressure in both PSI and BAR.
- Release Air (if needed): If the pressure is too high, press the built-in air bleeder button to release air until the desired pressure is reached.
- Remove Gauge: Once the reading is taken or adjusted, quickly remove the gauge from the valve stem.

Image: A person demonstrating the use of the ETENWOLF G200 Pro Tire Pressure Gauge by attaching it to a car tire valve to measure pressure. The gauge has a clear dial for easy reading.
Maintenance
- Cleaning: Wipe both devices with a soft, dry cloth. Do not use abrasive cleaners or immerse in water.
- Storage: Store the ball pump and tire pressure gauge in a cool, dry place, away from direct sunlight and extreme temperatures. Keep all accessories organized to prevent loss.
- Ball Pump Battery: For optimal battery life, charge the P300 Plus Ball Pump at least once every three months if not in regular use.
Troubleshooting
ETENWOLF P300 Plus Ball Pump
| Problem | Possible Cause | Solution |
|---|---|---|
| Pump does not turn on. | Low battery. | Charge the pump fully. |
| Pump not inflating. | Needle not properly inserted or blocked. | Ensure needle is fully inserted and clear of obstructions. Check hose connection. |
| Inaccurate pressure reading. | Needle not fully inserted or air leak. | Re-insert needle firmly. Check for any air leaks around the connection. |
ETENWOLF G200 Pro Tire Pressure Gauge
| Problem | Possible Cause | Solution |
|---|---|---|
| No pressure reading. | Gauge not properly seated on valve stem. | Press the gauge firmly and squarely onto the valve stem to ensure a good seal. |
| Inconsistent readings. | Air leak during measurement. | Ensure a tight seal. Take multiple readings for verification. |
Specifications
ETENWOLF P300 Plus Ball Pump
- Inflation Time: Approximately 1 minute per ball (depending on size and initial pressure).
- Pressure Accuracy: ±0.3 PSI.
- Features: Automatic inflation stop, digital display, preset pressure modes.
- Charging: USB-C.
- Durability: Designed to withstand a 5-foot drop test.
ETENWOLF G200 Pro Tire Pressure Gauge
- Pressure Range: 0-100 PSI.
- Accuracy: ANSI B40.1 Grade A (±1% of span).
- Construction: Premium quality brass body.
- Features: Built-in air bleeder, 360° rotatable chuck, PSI & BAR unit display.
- Compatibility: Suitable for pickup, motorcycle, truck, bike, SUV, RV, or ATV tires.
- Power: Battery-less operation.

Image: The G200 Pro Tire Pressure Gauge highlighting its ±1% accuracy, calibrated to ANSI B40.1 Grade A standard, ensuring reliable measurements.
Warranty and Support
For warranty information or technical support, please refer to the contact details provided with your purchase or visit the official ETENWOLF website. Keep your proof of purchase for warranty claims.




