Introduction
Thank you for choosing the JIGA 30000mAh Portable Charger Power Bank. This high-capacity power bank is designed to keep your devices charged on the go with its fast charging capabilities and multiple output ports. Please read this manual carefully before use to ensure optimal performance and safety.

Figure 1: JIGA 30000mAh Portable Charger Power Bank (Black)
Package Contents
- 30000mAh Power Bank x 1
- USB to USB C Cable x 1
- User Manual x 1
Product Features
- New Upgraded Fast Charging Technology: Supports 22.5W output, PD 4.0 & QC 4.0 for super fast charging. Charges phones from 15% to 60% in approximately 30 minutes.
- High Capacity 30000mAh: Provides extended power for multiple device charges.
- Multiple Ports: Features one USB-C input/output, two USB output ports, and one Micro USB input.
- LED Indicator Lights: 4 LED lights indicate remaining power (each representing 25%). The last LED light shows green for fast charging.
- Built-in Flashlight: High-brightness flashlight for illumination in low-light conditions.
- Safety Performance: Incorporates lithium polymer safe battery core and fireproof case with built-in Overcharge, Over Discharge, Overvoltage Protection.

Figure 2: Detailed view of power bank ports, LED indicators, and flashlight.
Setup
Before first use, it is recommended to fully charge your JIGA Power Bank. Use the provided USB to USB-C cable or a compatible Micro USB cable to connect the power bank to a power source (e.g., wall adapter, computer USB port). The LED indicator lights will illuminate to show the charging progress.

Figure 3: Charging the power bank via USB-C input.
Operating Instructions
Charging Your Devices
- Connect your device's charging cable to one of the power bank's output ports (USB-C, USB-A).
- Connect the other end of the cable to your device.
- The power bank will automatically begin charging your device. The LED indicators will show the remaining power.

Figure 4: Demonstrating fast charging of a smartphone using the power bank.
Multiple Device Charging
The JIGA Power Bank features three output ports (1x USB-C, 2x USB-A), allowing you to charge up to three devices simultaneously. This is ideal for sharing power or charging multiple personal devices at once.

Figure 5: Power bank connected to and charging a laptop, AirPods, and a tablet.
Flashlight Functionality
To turn on the built-in flashlight, press and hold the power button for a few seconds. Repeat the action to turn it off. The flashlight is useful for emergencies, camping, or navigating in the dark.
Video 1: Demonstration of the JIGA Power Bank's features, including fast charging and flashlight operation.
Maintenance
- Keep the power bank away from extreme temperatures, direct sunlight, and liquids.
- Avoid dropping or subjecting the power bank to strong impacts.
- Clean the surface with a soft, dry cloth. Do not use harsh chemicals or abrasive materials.
- Store in a cool, dry place when not in use for extended periods.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Power bank not charging | Cable is faulty; Power source is not working; Power bank is fully charged. | Try a different cable or power source. Check LED indicators to confirm charge status. |
| Device not charging | Power bank is depleted; Device cable is faulty; Device is not compatible. | Recharge the power bank. Try a different cable. Ensure your device is compatible with USB charging. |
| Slow charging | Non-fast charging port used; Cable is not suitable for fast charging. | Use the USB-C or appropriate USB-A fast charging port. Ensure your cable supports fast charging protocols. |
Specifications
- Model Number: GN1
- Battery Capacity: 30000 Milliamp Hours
- Product Dimensions: 6.29 x 4.13 x 1.77 inches
- Item Weight: 1.01 pounds
- Connector Type: USB Type C, Micro USB
- Output: USB-C (22.5W), USB-A (20W)
- Input: USB-C, Micro USB
- Special Features: LED Indicator Lights, Flashlight, Over Charging Protection, Fast Charging

Figure 6: Illustrates the massive 30000mAh capacity and number of charges for different devices.
Warranty & Support
JIGA provides an industry-leading 12-month support for this USB-C power bank. If you encounter any quality problems, please contact us directly. We are committed to replying within 24 hours to assist you.
For further assistance, please refer to the contact information provided with your purchase or visit the official JIGA website.