1. Introduction
Thank you for choosing the KUULAA MagSafe Power Bank KL-YD71. This ultra-thin, magnetic wireless power bank is designed to provide convenient and fast charging for your mobile devices. Please read this manual thoroughly before use and keep it for future reference.

KUULAA MagSafe Power Bank KL-YD71
2. Package Contents
Ensure all items are present in the package:
- KUULAA MagSafe Power Bank KL-YD71
- USB-C Charging Cable
- User Manual
- Protective Pouch (may vary by package)

Package Contents
3. Specifications

Product Dimensions and Parameters
| Feature | Detail |
|---|---|
| Model | KL-YD71 |
| Battery Type | Li-Polymer Battery |
| Capacity | 5000mAh (3.87V/19.35Wh) |
| Energy Conversion Rate | ≥70% |
| Input (Type-C) | 5V/3A, 9V/2A, 12V/1.5A |
| Output (Type-C) | 5V/3A, 9V/2.22A, 12V/1.67A |
| Total Output | 5V/5A |
| Wireless Charging Output | 5W/7.5W/10W/15W (Max) |
| Max Output | 20W |
| Shell Material | Metal, Double-Glass |
| Dimensions | 103mm x 68mm x 6.9mm |
| Weight | 110g |
| Features | Wireless Charge, With LED Lamp |
4. Setup
4.1 Charging the Power Bank
- Connect the provided USB-C charging cable to the Type-C input port on the power bank.
- Connect the other end of the cable to a compatible power adapter (a power adapter that has obtained CCC certification and meets standard requirements is recommended).
- The LED indicators on the power bank will illuminate to show the charging status.
- For optimal performance, fully charge the power bank before its first use.
4.2 LED Indicators
- Charging Status Indicator: Shows if the power bank is actively charging.
- Battery Level Indicators: Typically a series of LEDs indicating the remaining battery capacity (e.g., 0-25%, 25-50%, 50-75%, 75-100%).
5. Operating Instructions
5.1 Power Button
Press the power button to check the battery level or to activate wireless charging if it doesn't start automatically.
5.2 Wireless Charging
- Ensure your phone is compatible with MagSafe or general wireless charging.
- For magnetic wireless charging, attach the power bank to the back of your phone. The magnetic coils will align, and charging will begin automatically.
- For optimal magnetic attachment and charging, use a magnetic phone case.
- The power bank supports 7.5W magnetic wireless charging for iPhone 12-16 series and 10-15W wireless charging for Samsung, Xiaomi, Huawei, and other compatible devices.

Magnetic Attachment

Charge Immediately with Magnetic Case
5.3 Wired Charging
- Connect your device to the power bank using a USB-C to USB-C cable (not included for all devices).
- The power bank supports 20W Type-C wired fast charging for iPhone 15/16, Samsung, Xiaomi, Huawei, and other compatible devices.

Wired and Wireless Charging Options
Video: Unboxing and Demonstration of Magnetic Charging
6. Maintenance
- Store the product in a cool, dry place.
- Avoid storing the product in high temperature or humid environments.
- Do not use harmful chemicals or detergents to clean the product. Use a soft, dry cloth.
- If the product is not used for a long time, it should be charged and discharged once every three months to maintain battery health.
7. Troubleshooting
- Product is heating up during charging: It is normal for the power bank to generate some heat during charging or discharging. This is not a cause for concern.
- Slow wireless charging: Wireless charging speeds can be affected by ambient temperature and phone case material. High temperatures can reduce charging speed. Ensure the charging device and power bank coils are aligned.
- Magnetic attachment issues: Ensure your phone or phone case is MagSafe compatible or has a magnetic ring for proper adhesion.
- Battery performance decline: In normal circumstances, battery performance will gradually decline over several years of use.
8. User Tips
- Magnetic Suction: The power bank features strong magnetic suction for secure attachment to compatible devices, reducing the fear of shaking or accidental detachment.
- Case Compatibility: For magnetic wireless charging, it is recommended to use a magnetic phone case to ensure proper alignment and strong adhesion.
- Optimal Temperature: Charge your devices in an environment with a temperature between 0°C and 40°C for optimal charging speed and to prevent power limitation due to high temperatures.
- Wireless vs. Wired Speed: While wireless charging offers convenience, wired charging typically provides faster charging speeds due to current technological limitations.
- Airline Travel: This power bank is airline carry-on compliant, meeting International UN38.3 Transport Safety Standard.

Airline Carry-on Compliance
9. Important Safety Information
WARNING: Failure to follow these safety instructions may result in fire, electric shock, damage, or other hazards.
- Do not disassemble the product. For repairs, contact professional service personnel. Incorrect disassembly and assembly may lead to product damage or personal injury.
- Do not expose the product to high temperatures or fire.
- Avoid using power sources or chargers not recommended or sold by the product manufacturer, as this may pose a risk of personal injury.
- Improper use, dropping, or excessive force may cause product damage.
- When disposing of waste batteries, please separate batteries of different electrochemical systems. Tape the positive and negative terminals to prevent short circuits.
- There is a risk of fire or explosion if the battery pack is replaced with an incorrect model.
10. Warranty & Support
10.1 Warranty Terms
Users are entitled to a free warranty service within 12 months from the date of purchase.
10.2 Limited Warranty Exclusions
The limited warranty does not apply to the following situations:
- Damage caused by human factors, misuse of the product, unauthorized alteration, or modification of product components.
- Damage caused by improper transportation or other force majeure factors such as water damage, fire, lightning, earthquakes, etc.
The company reserves the right to change, modify, add, or delete parts of these terms at its sole discretion at any time.
10.3 Further Assistance
For further assistance or inquiries, please contact:
- Email: Support@kuulaa.cn
A detailed user manual in PDF format is also available for download. Please refer to the official product page or contact support for the link: User Manual (PDF)



