1. Introduction
Thank you for choosing the Kuulaa 10000mAh Power Bank. This compact and versatile portable charger is designed to keep your devices powered on the go, featuring 22.5W fast charging, built-in USB-C and Lightning cables, and a magnetic charger for Apple Watch. Please read this manual carefully to ensure proper usage and optimal performance.
2. Product Features
- 22.5W Fast Charging & 10000mAh High Capacity: Delivers ultra-fast charging and can charge an iPhone 13 up to 2.5 times.
- Built-in Charging Cables & Magnetic Watch Charger: Includes integrated USB-C and Lightning cables, plus a magnetic charging pad for Apple Watch.
- Compact & Lightweight Design: Measures 4.3 x 2.7 x 0.98 inches and weighs only 0.5 lbs for ultimate portability.
- LCD Display for Real-Time Battery Monitoring: Shows the remaining battery percentage.
- Multi-Protection & Wide Compatibility: Advanced safety features and compatibility with various devices including iPhone 14/13/12/11/X, Galaxy S22/S21, iPad, AirPods, and Apple Watch series.

Image: The Kuulaa Power Bank highlighting its four output options: a built-in USB-C cable, a built-in Lightning cable for iPhones, a standard USB-A port, and a magnetic iWatch charger.
3. Package Contents
- Kuulaa 10000mAh Power Bank (Model: KL-YD80)
- USB-C to USB-C Charging Cable (for recharging the power bank)
- User Manual

Image: The Kuulaa Power Bank, a USB-C charging cable, and the instruction manual, all neatly packaged.
4. Setup: Charging the Power Bank
Before first use, fully charge your Kuulaa Power Bank. This ensures maximum capacity and efficiency.
- Connect the provided USB-C to USB-C cable to the power bank's USB-C input/output port.
- Plug the other end of the cable into a compatible USB wall adapter (not included).
- The LCD display will show the charging progress. The power bank is fully charged when the display shows 100%.
Recharging the power bank takes approximately 3.5 hours with an 18W USB-C power adapter.

Image: Illustration showing two methods to recharge the power bank: via its built-in USB-C cable or through its dedicated USB-C input port, both achieving a full charge in 3.5 hours.
5. Operating Instructions: Charging Your Devices
5.1. Using Built-in Cables
- For iPhone (Lightning): Pull out the built-in Lightning cable and connect it to your iPhone.
- For USB-C Devices: Pull out the built-in USB-C cable and connect it to your compatible device (e.g., Android phone, iPad).
5.2. Using USB Ports
- Connect your device's charging cable to the USB-A output port or the additional USB-C input/output port on the power bank.
5.3. Magnetic Apple Watch Charging
- Place your Apple Watch on the magnetic charging pad located on the power bank.
- Press the power button once to activate the Apple Watch charging function.

Image: The Kuulaa Power Bank demonstrating its ability to charge four devices concurrently: an iPhone via Lightning cable, AirPods via USB-C, a Samsung phone via USB-C, and an Apple Watch on its magnetic pad.
6. LCD Display
The integrated LCD screen provides real-time information about the power bank's remaining battery percentage. This allows you to monitor power levels and recharge the power bank before it runs out.
7. Safety Information
- Do not expose the power bank to extreme temperatures, direct sunlight, or fire.
- Avoid dropping, disassembling, or modifying the device.
- Keep out of reach of children.
- Use only original or certified charging cables.
- Do not use if the power bank is damaged or swollen.
- This power bank includes advanced safety features such as overcharge, overcurrent, and short-circuit protection.
8. Maintenance
- Clean the power bank with a soft, dry cloth.
- Store in a cool, dry place when not in use.
- Recharge the power bank at least once every three months to maintain battery health.
9. Troubleshooting
- Device not charging: Ensure the power bank is charged. Check cable connections. Press the power button to activate charging.
- Slow charging: Verify that your device supports fast charging and that the cable is compatible.
- Power bank not recharging: Ensure the charging cable and wall adapter are functioning correctly.
- Apple Watch not charging: Ensure the power bank is charged and the Apple Watch is correctly placed on the magnetic pad. Press the power button to activate.
10. Specifications
| Feature | Detail |
|---|---|
| Model Number | KL-YD80 |
| Battery Capacity | 10000mAh |
| Product Dimensions | 4.3 x 2.7 x 0.98 inches |
| Item Weight | 0.5 lbs (9.9 ounces) |
| Fast Charging Output | Up to 22.5W |
| Built-in Cables | USB-C, Lightning |
| Additional Ports | USB Type C (Input/Output), USB-A (Output) |
| Special Features | Built-in Cables, Digital Display, Magnetic Apple Watch Charging |
| Battery Type | Lithium Polymer |
11. Warranty and Support
Kuulaa products are designed for reliability and performance. For any questions, technical support, or warranty claims, please refer to the contact information provided on the product packaging or visit the official Kuulaa website. Please retain your proof of purchase for warranty purposes.




