1. Introduction and Overview
The XIAOMI Ultrasonic Cleaner is a portable, high-frequency vibration cleaning device designed for deep and delicate cleaning of various household items. With 15W high power and 45000Hz ultrasonic frequency, it effectively removes dirt and grime from items like glasses, jewelry, watches, makeup brushes, and more, providing a thorough 360° cleaning experience.
Its compact design and built-in rechargeable battery make it convenient to use anytime, anywhere, without the need for constant plugging in.


2. Safety Information
- Read all instructions before using the appliance.
- Do not immerse the main unit (power adapter or charging port area) in water or other liquids.
- Keep the appliance out of reach of children.
- Use only the provided or recommended charging cable.
- Do not operate the cleaner if it has been damaged in any way.
- Ensure the appliance is placed on a stable, flat surface during operation.
- Do not touch the water or items inside the tank during operation.
- Unplug the cleaner when not in use or before cleaning.
- Avoid cleaning items that may be damaged by ultrasonic vibrations (e.g., certain types of pearls, glued items, or delicate stones).
3. Package Contents
Please check the package for the following items:
- XIAOMI Ultrasonic Cleaner Unit
- Lid
- USB Charging Cable
- User Manual
4. Specifications
| Feature | Specification |
|---|---|
| Type | Ultrasonic Cleaner |
| Brand Name | MIJIA (XIAOMI) |
| Power (W) | 15W |
| Frequency | 45000Hz |
| Capacity | <300ml |
| Voltage | 6V |
| Certification | CE |
| Color Options | White/Pink/Green |
| Origin | Mainland China |
| Hign-concerned Chemical | None |
| Product Weight | 0.342 kg |
| Product Dimensions (L x W x H) | 10 cm x 10 cm x 20 cm |

5. Setup
- Unpack: Carefully remove the ultrasonic cleaner and all accessories from the packaging.
- Charge the Device: Before first use, fully charge the cleaner using the provided USB charging cable. Connect the cable to the charging port on the device and a suitable USB power source. The indicator light will show charging status.
- Place on a Stable Surface: Position the cleaner on a flat, stable, and dry surface.
- Fill the Tank: Open the lid and fill the cleaning tank with water. For enhanced cleaning, you may add a small amount of mild detergent or specialized cleaning solution suitable for ultrasonic cleaners. Do not exceed the maximum fill line.
- Place Items: Gently place the items you wish to clean into the water in the tank. Ensure items are fully immersed and do not overcrowd the tank.


6. Operation
The cleaner features personalized multi-mode selection for different cleaning needs.
- Power On: Press the Power Switch button (usually indicated by a power icon) to turn on the device.
- Select Cleaning Mode: Use the Pattern Selection button (often labeled with 'L' or a mode icon) to cycle through the available cleaning times:
- 3 minutes: Ideal for daily washing of items like myopic glasses, sunglasses, or 3D glasses.
- 5 minutes: Suitable for clean cleaning of items such as toothbrush heads, razors, or combs.
- Continuous Operation: For items like jewelry, makeup brushes, or powder puffs that may require more extensive cleaning.
- Start Cleaning: Once the desired mode is selected, the cleaning process will begin automatically. You will hear a gentle humming sound and see small bubbles forming in the water, indicating the ultrasonic waves are at work.
- End Cleaning: The device will automatically stop after the selected timed mode. For continuous operation, press the Power Switch button again to turn off the device.
- Remove Items: Carefully remove the cleaned items from the tank. Rinse them with clean water and dry them thoroughly with a soft cloth.


7. Maintenance
- Drain the Water: After each use, unplug the device (if charging) and carefully pour out the dirty water from the tank.
- Clean the Tank: Wipe the inside of the tank with a soft cloth to remove any residue. Do not use abrasive cleaners or harsh chemicals.
- Clean the Exterior: Wipe the exterior of the cleaner with a soft, damp cloth. Ensure no water enters the charging port or control panel.
- Storage: Store the cleaner in a cool, dry place away from direct sunlight and moisture.
8. Troubleshooting
- Device does not turn on:
- Ensure the device is fully charged.
- Check if the power button is pressed correctly.
- Cleaning is not effective:
- Ensure items are fully immersed in water.
- Use an appropriate cleaning solution for the items.
- Select a longer cleaning cycle (e.g., 5 minutes or continuous).
- Do not overcrowd the tank; clean items in smaller batches if necessary.
- Unusual noise during operation:
- A slight humming sound is normal. If the noise is excessively loud or unusual, stop operation and contact support.
- Ensure the device is on a stable surface and not vibrating against other objects.
9. Warranty and Support
This XIAOMI Ultrasonic Cleaner comes with a standard manufacturer's warranty. Please refer to the warranty card included in your package for specific terms and conditions.
For technical support, troubleshooting assistance, or warranty claims, please contact the retailer or manufacturer's customer service. Keep your purchase receipt as proof of purchase.





