1. Introduction
Thank you for choosing the JONKUU R2 Portable Charger 10000mAh Power Bank. This device is designed to provide reliable and fast charging for your mobile devices on the go. With its compact design, high capacity, and multiple output ports, it ensures your devices stay powered throughout the day. Please read this manual thoroughly before using the product to ensure optimal performance and safety.
2. Product Features
- Safe & Reliable: Built-in 8 layers of multiple system protection (over-charge, over-discharge, short circuit, high temperature) with intelligent voltage and current monitoring.
- 3X Faster Charging: Supports 22.5W PD 3.0 & QC 4.0 fast charging, capable of fueling devices like iPhone 14 from 0 to 60% in 30 minutes.
- Super Compact & Slim: Dimensions of 5.6''x2.7''x0.63'' and weighing only 0.5lb, making it highly portable.
- High Capacity: 10000mAh battery can charge most smartphones 2-3 times.
- Multiple Outputs & Inputs: Features 2 USB-A output ports and 1 USB-C input/output port, allowing simultaneous charging of up to 3 devices.
- Universal Compatibility: Compatible with a wide range of devices including iPhone 16/15/14/13/12/11 series, Samsung Galaxy S/A/Z series, Google Pixel, Huawei, Xiaomi, LG, Motorola, iPads, AirPods, MacBooks, tablets, and smartwatches.
- LCD Smart Digital Display: Large LCD screen accurately shows remaining battery percentage (to 1%).
3. What's in the Box
Upon opening your JONKUU R2 Portable Charger package, you should find the following items:
- 1 x JONKUU R2 10000mAh Portable Charger Power Bank
- 1 x USB-A to USB-C Charging Cable
- 1 x User Manual
4. Setup
4.1 Initial Charging
Before first use, it is recommended to fully charge your JONKUU R2 Power Bank. This ensures optimal battery performance and longevity.
- Connect the provided USB-A to USB-C charging cable to the USB-C input/output port on the power bank.
- Connect the other end of the cable to a compatible USB wall adapter (not included) or a computer's USB port.
- The LCD digital display will show the charging progress, indicating the battery percentage.
- The power bank is fully charged when the display shows 100%.
Image: The JONKUU R2 Portable Charger 10000mAh Power Bank with its included USB-A to USB-C cable, showcasing its sleek black design and LCD display.
4.2 Connecting Devices
The JONKUU R2 Power Bank offers multiple ports for connecting your devices.
- USB-A Output Ports (x2): For charging devices that use a standard USB-A cable.
- USB-C Input/Output Port (x1): Can be used for both charging the power bank and charging compatible USB-C devices.
Image: Close-up view of the JONKUU R2 Power Bank's ports, highlighting the two USB-A output ports and the single USB-C input/output port, along with the power button and LCD display screen.
5. Operating Instructions
5.1 Charging the Power Bank
To recharge your JONKUU R2 Power Bank:
- Use the provided USB-A to USB-C cable or a USB-C to USB-C cable (not included) to connect the power bank's USB-C port to a power source.
- The LCD display will illuminate and show the current battery percentage, indicating it is charging.
- A full charge typically takes approximately 6 hours with a quick adapter.
5.2 Charging External Devices
To charge your smartphone, tablet, or other compatible devices:
- Connect your device's charging cable to one of the power bank's output ports (USB-A or USB-C).
- Connect the other end of the cable to your device.
- The power bank will automatically begin charging your device. The LCD display will show the remaining battery percentage.
- You can charge up to three devices simultaneously using all available output ports.
Image: The JONKUU R2 Power Bank simultaneously charging three different mobile devices (two smartphones and one tablet) via its multiple output ports.
5.3 LCD Display Information
The LCD digital display provides real-time information about the power bank's status:
- Battery Percentage: Shows the exact remaining battery level from 1% to 100%.
- Charging Status: Indicates when the power bank is being charged or is actively charging an external device.
- Output Power (22.5W): Displays the current wattage being delivered for fast charging.
Image: The JONKUU R2 Power Bank's LCD display showing "22.5W MAX" and "100%" charge, indicating its fast charging capability and full battery level, with a smartphone being charged in the background.
6. Maintenance
To ensure the longevity and optimal performance of your JONKUU R2 Power Bank, follow these maintenance guidelines:
- Storage: Store the power bank in a cool, dry place away from direct sunlight and extreme temperatures.
- Cleaning: Use a soft, dry cloth to clean the surface of the power bank. Do not use liquid cleaners or abrasive materials.
- Charging Cycles: For best battery health, avoid completely draining the power bank before recharging. Recharge it regularly, even if not in frequent use.
- Avoid Drops: While designed to be durable, avoid dropping the power bank or subjecting it to strong impacts.
- Port Care: Keep the charging ports free of dust and debris.
Image: Diagram illustrating the safety features of the JONKUU R2 Power Bank, including overheating protection, overcharge protection, short circuit protection, and overload protection, emphasizing battery health.
7. Troubleshooting
If you encounter any issues with your JONKUU R2 Power Bank, please refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Power bank not charging. | Loose cable connection, faulty cable/adapter, power bank fully discharged. | Ensure cables are securely connected. Try a different cable or wall adapter. Allow the power bank to charge for a few minutes to see if the display activates. |
| Device not charging from power bank. | Power bank low on charge, faulty device cable, incompatible device, power bank in standby mode. | Check power bank's battery level. Try a different charging cable for your device. Ensure your device is compatible. Press the power button on the power bank to activate output. |
| Slow charging. | Using a non-fast charging port/cable, device not supporting fast charge, multiple devices charging simultaneously. | Ensure you are using the 22.5W USB-C or appropriate USB-A port with a fast-charging compatible cable. Check if your device supports fast charging. Charging multiple devices may reduce individual charging speeds. |
| LCD display not working. | Power bank is off, internal issue. | Press the power button to activate the display. If it still doesn't work, contact customer support. |
8. Specifications
| Feature | Detail |
|---|---|
| Model Number | R2 |
| Battery Capacity | 10000 Milliamp Hours (mAh) |
| Product Dimensions | 5.51 x 2.76 x 0.39 inches |
| Item Weight | 5.3 ounces |
| Input Ports | USB-C, Micro USB |
| Output Ports | USB-C, USB-A (x2) |
| Fast Charging Support | 22.5W PD 3.0 & QC 4.0 |
| Display Type | LCD Digital Display |
| Batteries Required | 2 Lithium Polymer batteries (included) |
9. Warranty and Support
JONKUU provides comprehensive support for its products. Your JONKUU R2 Portable Charger comes with:
- 3 Years No-Worry Support and Care: For any manufacturing defects or performance issues.
- Lifetime Technical Support: Assistance with product usage, troubleshooting, and general inquiries.
- 24 Hours Service: Dedicated customer service available to address your concerns promptly.
For support, please refer to the contact information provided on the product packaging or visit the official JONKUU website. Please retain your purchase receipt for warranty claims.