COOAV MA100
COOAV 12000mAh Magnetic Power Bank User Manual
Model: MA100
Introduction
This user manual provides essential information for the safe and efficient operation of your COOAV 12000mAh Magnetic Power Bank. Please read this manual thoroughly before using the product and retain it for future reference.

Image: The COOAV 12000mAh Magnetic Power Bank, showcasing its sleek white design and magnetic charging surface.
Key Features
- Great Compatibility: Designed for iPhone 16/15/14/13/12 series. For optimal magnetic alignment, use with MagSafe-compatible cases or without a case.
- Super Strong Magnetic Attachment: High-strength magnets ensure the power bank remains firmly attached to MagSafe-enabled devices, even during movement.
- High Capacity: 12000mAh capacity provides approximately 2 full charges for an iPhone 16 Pro, ensuring extended power for travel, work, or outdoor activities.
- Fast Charging Options: Supports up to 15W Max wireless charging, PD 20W Max USB-C output, and PD 22.5W Max USB-A output. Capable of charging up to 3 devices simultaneously.
- Pocket-Sized and Compact: With dimensions of 3.94 × 2.56 × 0.7 inches, it is slim and lightweight, making it easy to carry in pockets or bags while charging.
- Superior Safety Protection: Integrates advanced thermal management and multi-protection systems, including safeguards against overcharge, short-circuit, and high-temperature.
Package Contents
Upon unboxing, please verify that all items listed below are present and in good condition:
- 1 x COOAV 12000mAh Magnetic Power Bank
- 1 x USB to USB-C Charging Cable
- 1 x User Manual
Setup
Initial Charging of the Power Bank
Before first use, it is recommended to fully charge your power bank. Use the provided USB to USB-C charging cable to connect the power bank to a compatible USB power adapter (not included).
- Connect the USB-C end of the cable to the USB-C port on the power bank.
- Connect the USB-A end of the cable to a USB power adapter.
- The LED indicators on the power bank will illuminate to show the charging progress. All four LEDs will be solid when fully charged.

Image: Diagram illustrating the LED display on the power bank, indicating charge levels from 0-25% to 76-100% and charging status (wireless, fast, wireless fast charging).
Operating Instructions
Magnetic Wireless Charging
This power bank supports magnetic wireless charging for iPhone 16/15/14/13/12 series.
- Ensure your iPhone is MagSafe-compatible or has a MagSafe-compatible case.
- Align the back of your iPhone with the magnetic charging surface of the power bank. The magnets will snap into place, and charging will begin automatically.
- The power bank's LED indicators will show wireless charging activity.

Image: An iPhone 15 Pro Max magnetically attached to the COOAV power bank, demonstrating the secure connection for wireless charging. Also shows compatible and non-compatible cases.
Wired Charging (USB-A and USB-C)
The power bank features both USB-A and USB-C output ports for wired charging of various devices, including iPhones, Samsung phones, Google phones, and more.
- Connect one end of your device's charging cable to the appropriate port (USB-A or USB-C) on the power bank.
- Connect the other end of the cable to your device.
- Charging will commence automatically.

Image: Illustration showing three devices (two smartphones via wired connection, one via magnetic wireless) being charged simultaneously by the power bank, highlighting its versatility.
Charging Multiple Devices Simultaneously
The COOAV power bank can charge up to three devices concurrently using a combination of magnetic wireless charging, USB-A output, and USB-C output.
Simply connect your devices to the available ports and/or align for magnetic charging. The power bank will intelligently distribute power.
LED Indicators
The power bank features LED indicators to display its battery level and charging status:
- Four Solid LEDs: 76%-100% battery remaining.
- Three Solid LEDs: 51%-75% battery remaining.
- Two Solid LEDs: 26%-50% battery remaining.
- One Solid LED: 0%-25% battery remaining.
- Green Light: Indicates wireless charging is active.
- Blue Light: Indicates fast charging is active.
- Cyan Light (Blue + Green): Indicates wireless fast charging is active.
Compatibility Notes
For optimal magnetic charging performance, ensure your device is from the iPhone 16/15/14/13/12 series. If using a case, it must be MagSafe-compatible to allow for proper magnetic alignment and charging efficiency. Non-magnetic cases, cases with magnets not aligned for MagSafe, or cases with card holders may interfere with magnetic charging.

Image: A visual guide demonstrating which types of phone cases are compatible (MagSafe cases) and non-compatible (non-magnetic, grips, stands, card holders) with the power bank's magnetic charging feature.
Safety Precautions
The COOAV Magnetic Power Bank is equipped with multiple safety features. To ensure safe operation and prolong the lifespan of your device, please adhere to the following:
- Do not expose the power bank to extreme temperatures (hot or cold), direct sunlight, or high humidity.
- Avoid dropping, impacting, or disassembling the device.
- Keep away from water and other liquids.
- Do not use if the power bank is damaged or swollen.
- Integrated safeguards include:
- Short Circuit Protection
- Over Voltage Protection
- High Temperature Protection
- Over Current Protection
- When charging wirelessly, it is normal for the power bank and your device to become slightly warm. If excessive heat is detected, discontinue use and contact support.

Image: An exploded view diagram of the power bank, highlighting its internal components and various safety protection mechanisms such as short circuit, over voltage, high temperature, and over current protection.
Maintenance
- Clean the power bank with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Store the power bank in a cool, dry place when not in use.
- For long-term storage, charge the power bank to approximately 50% every three months to maintain battery health.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Power bank not charging device wirelessly. | Device not MagSafe-compatible; non-MagSafe case; improper alignment; foreign object between power bank and device. | Ensure device is MagSafe-compatible. Remove non-MagSafe case or use a MagSafe-compatible one. Realign device. Remove any foreign objects. |
| Power bank not charging itself. | Faulty cable or adapter; power bank fully charged; power bank internal issue. | Try a different USB-C cable and power adapter. Check LED indicators for full charge. If issue persists, contact customer support. |
| Slow charging. | Using a non-fast charging adapter/cable; device not supporting fast charging; multiple devices charging simultaneously. | Use a PD-compatible fast charging adapter and cable. Ensure your device supports fast charging. Charging multiple devices may reduce individual charging speeds. |
| Power bank gets hot during use. | Normal operation; excessive load; poor ventilation. | Slight warmth is normal. Ensure adequate ventilation. If excessively hot, disconnect and allow to cool. Avoid charging in direct sunlight or confined spaces. |
Specifications
| Attribute | Detail |
|---|---|
| Model Number | MA100 |
| Battery Capacity | 12000mAh |
| Wireless Charging Output | Up to 15W Max |
| USB-C Output | PD 20W Max |
| USB-A Output | PD 22.5W Max |
| Product Dimensions | 3.94 × 2.56 × 0.7 inches |
| Item Weight | 7.7 ounces |
| Color | White |
| Manufacturer | Shenzhen Lang Shui Innovative Technology Co.,Ltd |
| Country of Origin | China |
Warranty and Support
COOAV provides a 24-month care plan for this product, ensuring peace of mind regarding manufacturing defects or performance issues.
Additionally, a 30-day free exchange policy is available for eligible returns.
For technical support or warranty claims, please contact our customer service team. We offer 24H/7D fast response to assist you with any inquiries.
Contact information for support can typically be found on the product packaging or the official COOAV website.
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