1. Introduction
Thank you for choosing the PRITECH Body Hair Trimmer, Model RSM-1928C. This device is designed for efficient and comfortable body hair grooming, featuring an extendable arm for hard-to-reach areas, wet/dry functionality, and a rechargeable battery. Please read this manual thoroughly before first use to ensure safe and optimal performance.

Image 1.1: The PRITECH Body Hair Trimmer RSM-1928C, its packaging, three guard combs, a cleaning brush, and a USB charging cable.
2. Safety Information
- Avoid use on infants.
- Keep the device away from water sources when charging.
- Always follow recommended cleaning and maintenance procedures to ensure hygiene and longevity.
- Do not disassemble or attempt to repair the trimmer yourself. Contact customer support for assistance.
- Ensure the charging port is dry before connecting the USB charging cable.
3. Package Contents
Verify that all items are present in the package:
- 1 x PRITECH Body Hair Trimmer RSM-1928C
- 3 x Guard Combs (different sizes for customizable hair length)
- 1 x USB Charging Cable
- 1 x Cleaning Brush

Image 3.1: The PRITECH Body Hair Trimmer shown with its three included guard combs.
4. Setup
4.1 Charging the Trimmer
- Before first use, fully charge the trimmer for approximately 2 hours.
- Connect the USB charging cable to the trimmer's charging port and plug the other end into a USB power source (e.g., USB outlet, computer, power bank, or power adapter).
- The charging indicator light will illuminate during charging and turn off or change color when fully charged.
- A full charge provides up to 120 minutes of usage time.

Image 4.1: The trimmer being charged via its USB cable, illustrating various compatible USB power sources.
4.2 Attaching Guard Combs
- Select the desired guard comb (G/6mm/13mm) based on your preferred hair length.
- Align the comb with the trimmer head and gently push it until it clicks into place.
- To remove, gently pull the comb away from the trimmer head.
5. Operating Instructions
5.1 General Trimming
- Ensure the trimmer is charged and a guard comb is attached if desired.
- Press the power button to turn on the trimmer.
- Hold the trimmer against the skin and move it slowly against the direction of hair growth.
- The trimmer is suitable for various body zones including the face, beard, chest, abs, and legs.

Image 5.1: A man using the trimmer to groom chest hair.
5.2 Using the Extendable Arm
The trimmer features an extendable arm that adds an additional 2 inches to its length, making it ideal for reaching areas like the back and shoulders.
- To extend the arm, gently push upwards on the designated area of the handle with your thumb until it locks into the extended position.
- Use the extended trimmer to comfortably groom hard-to-reach areas.
- To retract, press the release button (if present) or gently push the arm back into its original position.

Image 5.2: A hand demonstrating the extendable arm feature of the trimmer, showing its use for reaching the back.
5.3 Wet/Dry Grooming
The PRITECH Body Hair Trimmer is designed for both wet and dry use, allowing for comfortable grooming in or out of the shower.
- For dry trimming, ensure skin is clean and dry.
- For wet trimming, you may use it with shaving cream or gel for a smoother experience.

Image 5.3: A collage showing the trimmer being used on underarms, chest, legs, and bikini lines, highlighting its versatility for wet and dry use.
5.4 Trimming Sensitive Areas
When trimming sensitive areas like armpits, the bikini area, and the groin, use caution and consider attaching a guard comb to prevent nicks and irritation.
- Always pull the skin taut to create a flat surface for trimming.
- Move the trimmer slowly and with light pressure.
- Start with a longer guard comb and adjust as needed.
6. Maintenance and Cleaning
Regular cleaning ensures optimal performance and hygiene of your trimmer.
- After each use, turn off the trimmer and remove any attached guard comb.
- Use the provided cleaning brush to remove loose hairs from the blade and trimmer head.
- The trimmer head can be rinsed under running water for thorough cleaning. Ensure the trimmer is turned off and disconnected from any power source before rinsing.
- Allow the trimmer head to air dry completely before reattaching the comb or storing the device.

Image 6.1: The trimmer head being rinsed under a faucet, demonstrating its waterproof cleaning capability.
7. Troubleshooting
7.1 Trimmer Not Charging
- Ensure the USB charging cable is securely connected to both the trimmer and the power source.
- Verify that the power source is active and functioning correctly.
- Check the charging port on the trimmer for any debris or damage.
- If the issue persists, try using a different USB charging cable or power adapter.
7.2 Trimmer Not Turning On
- Ensure the trimmer is fully charged. Refer to Section 4.1 for charging instructions.
- Press the power button firmly.
8. Specifications
| Feature | Detail |
|---|---|
| Model Number | RSM-1928C |
| Product Dimensions | 8.66 x 2.76 x 2.36 inches |
| Item Weight | 225 Grams (7.94 ounces) |
| Power Source | Battery Powered |
| Battery Type | 1 AA battery (included) |
| Charging Time | Approx. 2 hours |
| Usage Time | Up to 120 minutes |
| Recommended Uses | Body, Facial Hair, Shaving, Trimming |
| Manufacturer | Wenzhou Pritech Industrial Co., Ltd. |
9. Warranty and Support
PRITECH is committed to customer satisfaction. If you encounter any issues with your body hair trimmer, please contact PRITECH customer service for assistance. They will provide a solution to ensure your satisfaction.
For further support or inquiries, please visit the official PRITECH website or refer to the contact information provided with your purchase.





