1. Introduction
This manual provides instructions for the proper use and maintenance of your SteFik HX993 Series Electric Toothbrush Host replacement handle. This product is designed to be compatible with Philips HX993P, HX993W, HX993B, and HX993L electric toothbrushes. Please read this manual thoroughly before use to ensure optimal performance and longevity of the product.

Image 1.1: SteFik HX993 Series Electric Toothbrush Host Replacement Handles (HX993P, HX993L, HX993W, HX993B)
2. Important Safety Information
Please observe the following safety guidelines:
- Do not use this host with non-compatible toothbrush heads.
- This product is intended for oral hygiene use only. Do not use for any other purpose.
- Keep out of reach of young children to prevent choking hazards from small parts.
- Statements regarding dietary supplements have not been evaluated by the FDA and are not intended to diagnose, treat, cure, or prevent any disease or health condition.
3. Setup
3.1 Unpacking
Carefully remove the electric toothbrush host from its packaging. Ensure all components are present. The package includes one host (including battery and circuit board).
3.2 Attaching a Toothbrush Head
- Align your compatible toothbrush head with the metal shaft on the top of the host.
- Push the toothbrush head down firmly until it clicks into place. Ensure it is securely attached.
3.3 Initial Charging
Before first use, fully charge the toothbrush host. Place the host on its compatible charging base (not included). The battery indicator lights will show the charging status. A full charge typically takes several hours.
4. Operating Instructions
4.1 Powering On/Off
- To turn on the toothbrush, press the power button once.
- To turn off the toothbrush, press and hold the power button for approximately 2 seconds.
4.2 Selecting a Mode
The HX993 series host features five distinct brushing modes. To change the mode:
- With the toothbrush powered on, press the mode selection button (usually located below the power button).
- Each press will cycle through the available modes. The active mode will be indicated by an illuminated light next to its name on the handle.
- The available modes typically include: Clean, White, Gum Health, Deep Clean, and Tongue Care.

Image 4.1: SteFik HX993L Host with Mode Indicators
4.3 Brushing Technique
For effective cleaning, follow these general guidelines:
- Apply a small amount of toothpaste to your toothbrush head.
- Place the bristles against your teeth at a slight angle towards the gum line.
- Move the brush slowly across each tooth, allowing the sonic vibrations to clean. Do not scrub vigorously.
- Brush all surfaces of your teeth (outer, inner, and chewing surfaces).
- Most dentists recommend brushing for two minutes, twice a day.
5. Maintenance
5.1 Cleaning the Host
After each use:
- Remove the toothbrush head from the host.
- Rinse the metal shaft and the top of the host under running water.
- Wipe the entire host with a damp cloth. Do not immerse the host in water for extended periods.
- Ensure the host is dry before placing it back on the charger.
5.2 Storage
Store the toothbrush host in a clean, dry place when not in use. Avoid extreme temperatures.
5.3 Battery Care
To maintain battery life, fully charge the host regularly. If storing for an extended period, charge the host every few months.
6. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Toothbrush does not turn on. | Low battery. | Place the host on its charger for several hours. |
| Toothbrush does not turn on. | Power button malfunction. | Contact customer support. |
| Vibrations are weak. | Low battery. | Recharge the host. |
| Mode indicator lights are not working. | Internal electrical issue. | Contact customer support. |
7. Specifications
- Product Name: Electric Toothbrush Host
- Compatible Models: HX993P, HX993W, HX993B, HX993L
- Package Includes: 1pcs host (including battery and circuit board)
- Number of Modes: 5
- Power Source: AC (via compatible charger, not included)
- Handle Material: Plastic
- Item Weight: 50 Grams (approx. 1.76 ounces)
- Package Dimensions: 1.18 x 0.79 x 0.39 inches
8. Warranty and Support
8.1 Warranty Information
Specific warranty details may vary. Please refer to the purchase documentation or contact the seller directly for information regarding warranty coverage and terms.
8.2 Customer Support
If you have any questions, encounter issues not covered in this manual, or require assistance, please contact the seller or manufacturer through the platform where the product was purchased. Provide your order details and a clear description of the issue for prompt support.