Own Harmony CR900
Own Harmony Electric Callus Remover CR900 User Manual
Model: CR900 | Brand: Own Harmony
Introduction
This manual provides detailed instructions for the safe and effective use of your Own Harmony Electric Callus Remover CR900. Please read this manual thoroughly before first use and keep it for future reference.
Safety Information
- IMPORTANT: Rated IPX5 for water resistance. Safe to rinse under tap water. DO NOT immerse the device fully in water or use in shower.
- Use only with charger rated 5V 1A.
- The device is designed to protect soles of feet while gently exfoliating cracked heels and calloused skin.
- Avoid skin cuts, irritation, and painful callus removal with Advanced Pressure Sensitive Technology.
- Keep out of reach of children.
What's in the Box
Your Own Harmony Electric Callus Remover CR900 package includes the following items:
- Electric Foot Callus Remover (Model: CR900)
- USB Charging Cable
- 3 Refill Rollers (1 extra coarse, 2 regular)
- Protective Cover
- Cleaning Brush
- User Manual

Figure 1: Packaging of the Own Harmony Electric Callus Remover CR900, showing the device and included accessories.
Setup
- Initial Charge: Before first use, fully charge the device for 2 hours or until the green indicator light is on. Use the provided USB charging cable and a 5V 1A charger.
- Attach Roller: Ensure a roller head is securely attached to the device. The device comes with 3 refillable roller heads (1 extra coarse, 2 regular).
- Protective Cover: Remove the protective cover from the roller head before use.
Video 1: Demonstration of how to set up and use the Own Harmony Callus Remover, including charging and roller attachment.
Operating Instructions
- Prepare Feet: Use the device on dry feet for best results.
- Turn On: Push the power switch up to turn on the device.
- Apply to Skin: Gently glide the roller over the callused or dry skin areas. Do not apply excessive pressure. The device is designed with Advanced Pressure Sensitive Technology to protect your skin.
- Duration: Use for a few seconds on each spot, moving to different areas as needed. Avoid using on one spot for more than 2-3 seconds continuously.
- Turn Off: Push the power switch down to turn off the device after use.
- Moisturize: Apply moisturizer after use to keep your feet smooth.
Video 2: Customer demonstration of using the Own Harmony Electric Callus Remover for an easy at-home pedicure.
Video 3: Demonstration of the Own Harmony Pedicure Tool in action, highlighting its effectiveness on dry skin.
Maintenance
- Cleaning the Roller: After each use, remove the roller head by pushing the release button and gently pulling it off. Use the provided cleaning brush to remove any dead skin particles from the roller and the device.
- Rinsing: The device is splash-proof (IPX5 rated). You can rinse the roller head and the device under tap water. DO NOT immerse the entire device in water.
- Drying: Allow all parts to air dry completely before reattaching the roller head and storing the device.
- Replacing Rollers: Replace roller heads when they show signs of wear or become less effective. The product includes 3 refillable roller heads.

Figure 2: The Own Harmony Electric Callus Remover CR900, showing the device, extra rollers, and cleaning brush for maintenance.
Troubleshooting
If you encounter any issues with your Own Harmony Electric Callus Remover CR900, please refer to the following common solutions:
- Device not turning on: Ensure the device is fully charged. Check if the power switch is fully engaged.
- Reduced performance: The roller head may be worn out. Replace it with a new one. Ensure the roller head is clean and free of debris.
- Device stops during use: This may indicate low battery. Recharge the device. It could also be due to excessive pressure; try applying less pressure.
- For further assistance, please contact customer support.
Specifications
| Model Number | CR900 |
| Brand | Own Harmony |
| Power Source | Rechargeable Battery (1 AA battery required, built-in) |
| Motor Speed | 2000 RPM |
| Charging Time | 2 hours for quick charge |
| Battery Lifespan | Over 750 hours |
| Usage Time | Up to 45 minutes on a full charge |
| Water Resistance | IPX5 (Splash-proof for quick rinsing) |
| Dimensions (L x W x H) | 6.1 x 1.3 x 2.28 inches |
| Weight | 5.29 ounces (150 Grams) |
| Material | Plastic, Micro Pedi Mineral Crystals (rollers) |
| Voltage | 110-240V (Worldwide Travel compatible) |
Warranty and Support
- 2 Year Warranty: The Own Harmony Electric Callus Remover CR900 comes with a 2-year warranty. This warranty covers manufacturing defects and ensures quality protection.
- Lifetime Support: Own Harmony provides lifetime support for their products.
- Exclusions: The warranty excludes refill rollers.
- For warranty claims or support, please refer to the contact information provided in your product packaging or visit the official Own Harmony website.
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