1. Introduction
This manual provides essential instructions for the safe and efficient use of your Fieety V7/Ultra 8/U15 Cordless Vacuum Cleaner Charger. Please read this guide thoroughly before use and retain it for future reference. This charger is specifically designed for Fieety V7, Ultra 8, and U15 cordless vacuum cleaner models.
2. Safety Information
To prevent injury or damage, always observe the following safety precautions:
- Power Source: Only use the charger with the specified voltage and frequency as indicated on the product label. Using an incompatible power source may cause damage or fire.
- Indoor Use Only: This charger is designed for indoor use. Do not expose it to rain, moisture, or extreme temperatures.
- Avoid Damage: Do not use the charger if the cord or plug is damaged. If the charger is dropped or damaged, have it inspected by qualified personnel before further use.
- Keep Away from Water: Do not handle the charger with wet hands or immerse it in water or other liquids.
- Children and Pets: Keep the charger out of reach of children and pets.
- Unplug When Not in Use: Always unplug the charger from the power outlet when not in use or before cleaning.
- Ventilation: Ensure adequate ventilation around the charger during operation. Do not cover the charger.
- Compatibility: This charger is exclusively for Fieety V7, Ultra 8, and U15 cordless vacuum cleaners. Do not attempt to charge other devices.
3. Package Contents
Upon opening your package, please verify that all the following components are included:
- Fieety V7/Ultra 8/U15 Charger (Adapter)
- Instruction Manual (this document)
- Note: Other vacuum cleaner accessories shown in some images are sold separately or included with the vacuum cleaner itself.

Figure 3.1: Example of Fieety vacuum cleaner accessories. The adapter (charger) is typically included with the vacuum or sold separately.
4. Product Overview
The Fieety V7/Ultra 8/U15 Charger is a compact and essential component for maintaining your cordless vacuum's performance. It features a standard power plug and a connector designed to interface with your Fieety vacuum cleaner's charging port.

Figure 4.1: The Fieety V7/Ultra 8/U15 Cordless Vacuum Cleaner Charger.
5. Setup and Installation
Follow these steps to prepare your charger for use:
- Unpack: Carefully remove the charger from its packaging.
- Inspect: Check the charger and its cable for any visible damage. Do not use if damaged.
- Power Outlet: Locate a suitable, easily accessible power outlet (e.g., 100-240V AC, 50/60Hz) that is free from moisture.
- Plug In: Insert the charger's power plug firmly into the wall outlet.
- Ready for Charging: The charger is now ready to connect to your Fieety cordless vacuum cleaner.
6. Operating Instructions
6.1 Charging the Vacuum Cleaner
To charge your Fieety V7, Ultra 8, or U15 cordless vacuum cleaner:
- Connect to Vacuum: Locate the charging port on your Fieety cordless vacuum cleaner. This is typically found on the battery pack or the main body of the vacuum.
- Insert Connector: Carefully insert the charger's connector into the vacuum cleaner's charging port. Ensure it is fully seated.
- Charging Indicator: The vacuum cleaner or battery pack will usually display an indicator light (e.g., LED) to show that it is charging. Refer to your vacuum cleaner's specific manual for details on charging indicators.
- Full Charge: Allow the vacuum cleaner to charge completely. Charging times may vary depending on the battery level and model. Unplug the charger once the battery is fully charged to prolong battery life.
- Disconnect: Gently remove the charger connector from the vacuum cleaner's charging port when charging is complete or when you need to use the vacuum.
7. Maintenance and Storage
7.1 Cleaning the Charger
- Always unplug the charger from the power outlet before cleaning.
- Wipe the exterior of the charger with a soft, dry cloth.
- Do not use liquid cleaners, abrasive pads, or chemical solvents, as these can damage the charger.
- Ensure the charging port and connector are free from dust and debris.
7.2 Storage
- Store the charger in a cool, dry place, away from direct sunlight and moisture.
- Avoid wrapping the power cord tightly around the charger, as this can cause stress and damage to the cable.
- Keep the charger in its original packaging or a protective container if storing for extended periods.
8. Troubleshooting
If you encounter issues with your charger, refer to the table below for common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Vacuum not charging | Charger not plugged in; loose connection; faulty outlet; damaged charger/cable; vacuum battery issue. | Ensure charger is firmly plugged into both the wall and the vacuum. Try a different power outlet. Inspect charger cable for damage. If issues persist, contact customer support. |
| Charger feels hot | Normal operation (slight warmth); poor ventilation; excessive load. | A slight warmth is normal. Ensure the charger is not covered and has adequate ventilation. If it becomes excessively hot, unplug immediately and contact support. |
| Indicator light not working | Charger not receiving power; faulty indicator. | Check power connection. Note that the charging indicator is typically on the vacuum cleaner, not the charger itself. Refer to your vacuum's manual. |
If troubleshooting steps do not resolve the issue, please contact Fieety customer support for assistance.
9. Specifications
- Model Compatibility: Fieety V7, Ultra 8, U15 Cordless Vacuum Cleaners
- Input: (Typically 100-240V AC, 50/60Hz - Specific voltage/amperage should be checked on the charger label)
- Output: (Specific voltage/amperage should be checked on the charger label, e.g., 26.1V, 0.8A)
- Color: Black
- Operating Temperature: 0°C to 40°C (32°F to 104°F)
- Storage Temperature: -20°C to 60°C (-4°F to 140°F)
Note: For precise electrical specifications, please refer to the label on your specific charger unit.
10. Warranty and Support
Fieety is committed to providing quality products and excellent customer service. Your Fieety charger is covered by a warranty. For detailed warranty information and support, please refer to the information below:
- Warranty Period: 2 Years Free Warranty
- Online Service: 24-hour online support is available.
- Satisfaction Guarantee: Fieety aims for 100% customer satisfaction.

Figure 10.1: Fieety Quality After-Sales Service details.
For further assistance, product registration, or to report an issue, please visit the official Fieety website or contact their customer support channels.