shernbao 9-40
Shernbao Professional Animal Grooming Clipper PGC-721 (Model 9-40) Instruction Manual
Model: 9-40
Introduction
This manual provides detailed instructions for the safe and effective use, setup, operation, and maintenance of your Shernbao Professional Animal Grooming Clipper, Model PGC-721 (9-40). This clipper is designed for grooming various pets, including dogs, cats, and horses, especially those with thick or heavy coats. It features a 5-speed motor, low noise operation, and a versatile 5-in-1 blade system.
Safety Information
Please read all safety instructions before using the clipper to prevent injury or damage to the device.
- Caution: Keep blades away from skin and eyes.
- Do not use on infants.
- Keep away from water sources.
- Always unplug and allow to cool before cleaning.
- Follow recommended maintenance procedures.
- Always supervise children when using the trimmer.
- Always follow electrical safety guidelines when charging the device.
Product Overview
The Shernbao PGC-721 clipper is designed for professional and home grooming. It features an ergonomic design for comfortable handling and a powerful motor with constant speed control.

Figure 1: Shernbao PGC-721 Clipper with 5-in-1 blade.
Key Features:
- 5-Speed Adjustment: 5000/5500/6000/6500/7000 RPM for various coat types.
- Low Noise Operation: Operates at less than 60dB.
- Corded/Cordless Use: Offers flexibility with a 5-hour run time and 4-hour charge time.
- 5-in-1 Blade Technology: Adjustable blade sizes #9, #10, #15, #30, and #40.
- LED Display: Shows speed, charging status, battery status, and cleaning warnings.

Figure 2: LED Display indicating operational status.
Setup
Charging the Clipper:
- Ensure the clipper is turned off.
- Connect the USB Type-C cable to the charging port on the clipper.
- Plug the other end of the USB cable into a compatible USB power adapter (not included) or a USB port.
- The LED display will show the charging status. A full charge takes approximately 4 hours and provides up to 5 hours of run time.
Attaching/Detaching the Blade:
- To attach: Align the blade with the clipper body and push firmly until it clicks into place.
- To detach: Press the release button (if present, typically on the back of the blade) and gently pull the blade away from the clipper.

Figure 3: Blade components and assembly.
Operating Instructions
Power On/Off:
- Press the power button to turn the clipper on.
- Press the power button again to turn the clipper off.
Adjusting Speed:
- While the clipper is on, use the speed adjustment buttons to cycle through the 5 available speeds: 5000, 5500, 6000, 6500, and 7000 RPM.
- The current speed will be displayed on the LED screen.

Figure 4: Constant power and speed adjustment features.
Blade Adjustment (5-in-1):
- The integrated 5-in-1 blade allows for quick length adjustments without changing blades.
- Rotate the dial on the blade to select desired cutting lengths: #9, #10, #15, #30, and #40.
- For finer cuts or sensitive areas, use the higher number settings. For general body clipping, lower numbers are often used, sometimes with attachment combs.

Figure 5: Fine vs. Coarse blade adjustment for different grooming needs.
Using Attachment Combs:
- For longer coat lengths, attach the appropriate guide comb to the 5-in-1 blade.
- Ensure the comb is securely fastened before use.

Figure 6: Clipper with various attachment combs.
Maintenance
Cleaning the Blade:
- Turn off and unplug the clipper.
- Detach the blade from the clipper body.
- Use the provided cleaning brush to remove hair and debris from the blade teeth and between the cutting surfaces.
- The LED display will show a cleaning warning if continuous use for 30 minutes indicates the need for cleaning and oiling.
Oiling the Blade:
- After cleaning, apply 1-2 drops of lubricant oil (included) to the blade teeth.
- Turn the clipper on for a few seconds to distribute the oil evenly.
- Regular oiling ensures optimal cutting performance and extends blade life.
Storage:
- Store the clipper in a dry, cool place, away from direct sunlight and moisture.
- Keep out of reach of children and pets.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Clipper not turning on | Low battery; Not charged; Power button not pressed correctly | Charge the clipper fully; Ensure power button is pressed firmly. |
| Poor cutting performance | Dull blade; Dirty blade; Insufficient oil; Incorrect blade setting | Clean and oil the blade; Adjust blade to appropriate setting; Replace blade if dull. |
| Clipper runs slowly or stalls | Low battery; Hair buildup in blade; Motor overload | Charge the clipper; Clean the blade thoroughly; Reduce grooming speed. |
| Excessive noise or vibration | Blade not properly seated; Lack of lubrication | Re-attach blade securely; Oil the blade. |
| LED cleaning warning | Continuous use for 30 minutes | Turn off the machine, clean and oil the blade. |
Specifications
| Feature | Detail |
|---|---|
| Model Number | PGC-721 (9-40) |
| Power Source | Battery Powered (Corded/Cordless) |
| Battery Type | Lithium Ion (included) |
| Run Time | Up to 5 hours (300 minutes) |
| Charge Time | Approximately 4 hours |
| Speed Settings | 5 (5000, 5500, 6000, 6500, 7000 RPM) |
| Noise Level | Less than 60dB |
| Blade Type | 5-in-1 Fine Blade (Adjustable #9, #10, #15, #30, #40) |
| Blade Material | Stainless Steel with Titanium-Coating Ceramic |
| Recommended Uses | Grooming, Professional use for dogs, cats, horses with thick coats |
| Package Dimensions | 8.46 x 4.69 x 2.52 inches |
| Item Weight | 14.89 ounces |
Warranty and Support
Shernbao products typically come with a 1-Year Warranty. For any questions, technical assistance, or warranty claims, please contact Shernbao customer service. Support is generally available within 24 hours.
Visit the official Shernbao store on Amazon for more information: Shernbao Store

Figure 7: Customer support information.
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