Introduction
This manual provides instructions for the safe and effective use of your Ufree Upgraded Hair Straightener Brush. Please read all instructions carefully before use and retain this manual for future reference.

Image: The Ufree Hair Straightener Brush, showing its ergonomic design and bristle layout from two angles.
Important Safety Information
- Do not use this appliance near water.
- Always unplug the appliance immediately after use.
- Keep away from children.
- Do not use with a voltage converter.
- If the supply cord is damaged, it must be replaced by the manufacturer or its service agent to avoid a hazard.
- Do not wrap the cord around the appliance.
- Ensure hands are dry when plugging in or unplugging.
- The appliance features an automatic shut-off after 30 minutes of inactivity for safety.
Product Features
- Densely Packed Ceramic Bristles: Designed for efficient hair gripping and faster styling.
- Ionic Technology: Releases over 10 million negative ions to reduce frizz and enhance shine.
- Cool Air System: Built-in motor provides gentle airflow to set styles and balance surface temperature.
- 5 Temperature Settings: Adjustable from 280°F to 430°F (138°C to 221°C) for various hair types.
- Dual Voltage (100-240V): Suitable for international travel.
- Anti-Scald Design: Extended bristles and cool tips protect scalp and fingers.
- 360° Swivel Cord: Provides flexibility during use.
- 30-Minute Auto Shut-Off: Enhances safety by automatically turning off after inactivity.
- Fast Heating: PTC technology allows for quick heat-up.

Image: Diagram illustrating the Cool Air System, showing airflow and its benefits for persistent results.

Image: A user demonstrating the Ufree Hair Straightener Brush, with graphics indicating 10 million negative ions for increased shine and smoothness, and reduced frizz.
Setup
- Unpack: Carefully remove the hair straightener brush and all accessories from the packaging.
- Inspect: Check the appliance for any signs of damage. Do not use if damaged.
- Plug In: Connect the power cord to a suitable electrical outlet (100-240V).
Operating Instructions
Step-by-Step Usage:
- Prepare Hair: Ensure your hair is clean, dry, and detangled. Section your hair into manageable portions.
- Power On & Set Temperature:
- Press and hold the power button to turn on the device.
- Use the temperature control buttons to select your desired heat setting. Refer to the temperature guide below for recommendations.
- Temperature Guide:
Temperature Hair Type 280°F - 300°F (138°C - 149°C) Soft/Thin Hair 320°F - 340°F (160°C - 171°C) Thin/Fine/Bleached Hair 350°F - 370°F (177°C - 188°C) Dyed/Dark Colored Hair 390°F - 410°F (199°C - 210°C) Normal/Slightly Curly Hair 430°F (221°C) Thick/Curly/Dense Wavy Hair - Apply to Hair: Take a section of hair and slowly brush from roots to ends, ensuring the hair passes through the bristles. Repeat until the desired straightness is achieved.
- Activate Cool Air System (Optional): Press the cool air button to activate the cool air system, which helps to set the style and enhance shine.
- Power Off: After use, press and hold the power button to turn off the appliance. Unplug from the power outlet.

Image: Visual guide for temperature settings on the Ufree Hair Straightener Brush, showing recommended temperatures for different hair types.

Image: Step-by-step visual instructions for using the Ufree Hair Straightener Brush: 1. Section and detangle dry hair. 2. Plug in, set temperature, and press cool air button. 3. Brush roots to ends, securing tips, until smooth.
Maintenance and Cleaning
- Cleaning: Ensure the appliance is unplugged and completely cool before cleaning. Wipe the surface with a soft, damp cloth. Do not use abrasive cleaners or immerse in water.
- Storage: Store the appliance in a cool, dry place, away from moisture and direct sunlight. Do not wrap the cord tightly around the appliance.
- Regular Checks: Periodically inspect the power cord for any damage. If damage is found, discontinue use and contact customer support.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Appliance does not turn on. | Not plugged in correctly, power outlet issue, or internal fault. | Ensure the plug is fully inserted. Test the outlet with another device. If still not working, contact customer support. |
| Not heating up. | Temperature not set, or internal heating element issue. | Verify temperature setting. Allow a few moments for heating. If problem persists, contact customer support. |
| Hair not straightening effectively. | Incorrect temperature setting, hair not fully dry, or brushing too quickly. | Increase temperature if suitable for your hair type. Ensure hair is completely dry. Brush slowly and thoroughly. Section hair into smaller portions. |
| Frizz persists after use. | Ionic function not fully utilized, or environmental factors. | Ensure the brush is clean. Use the cool air system to help seal the cuticle. Consider using a heat protectant with anti-frizz properties. |
Specifications
- Model: B0DTDXT1H1
- Brand: Ufree
- Product Dimensions: 12 x 3 x 3 inches
- Weight: 1.39 Pounds
- Voltage: 100-240V (Dual Voltage)
- Temperature Range: 280°F - 430°F (138°C - 221°C)
- Bristle Material: Ceramic
- Handle Material: Rubber
- Features: Ionic Technology, Cool Air System, Anti-Scald Design, 360° Swivel Cord, 30-Minute Auto Shut-Off
Warranty and Support
For warranty information or technical support, please contact Ufree customer service. Details are typically provided with your product packaging or can be found on the official Ufree website.
Manufacturer: Ufree
Return Policy: 30-day refund/replacement (as per Amazon's buybox winner information).





