1. Introduction
The Mophie encore Plus 20000 is a high-capacity portable charger designed to provide extended battery life for a wide range of USB-C and Micro USB compatible devices. Featuring a 20000mAh battery, built-in charging cables, and dual input ports, this power bank offers convenient and efficient charging on the go. This manual provides instructions for setup, operation, maintenance, and troubleshooting to ensure optimal performance and longevity of your device.
2. Product Overview
2.1 Key Features
- High Capacity: 20000mAh battery provides significant extra power for smartphones, tablets, and other USB devices.
- Built-in Cables: Integrated USB-C and Micro USB charging cables for direct device connection.
- Dual Output: Capable of charging two devices simultaneously.
- Fast Charging Input: 15W USB-C input for rapid recharging of the power bank.
- Durable Construction: Features a billet aluminum construction with curved edges.
- Safety Features: Digital power management and fault-proof circuits to prevent overheating and ensure safe charging.
2.2 Components and Design

Figure 2.1: Front view of the Mophie encore Plus 20000 portable charger, showing its sleek design and integrated cables.

Figure 2.2: Close-up view highlighting the integrated USB-C and Micro USB charging cables, conveniently stored within the device.

Figure 2.3: Illustration of the premium aluminum body and soft-touch cap, indicating the device's durable and quality materials.

Figure 2.4: An internal view demonstrating the craftsmanship and safety components, ensuring reliable and long-lasting performance.

Figure 2.5: Size comparison illustrating the compact and convenient design of the encore Plus 20K compared to a standard 20K portable battery.
3. Setup
3.1 Charging the Mophie encore Plus 20000
Before initial use, fully charge your Mophie encore Plus 20000. This ensures the battery is calibrated and ready to provide maximum power.
- Locate the USB-C input port or the Micro USB input port on the power bank.
- Connect a compatible USB-C or Micro USB charging cable (not included for input) to the respective input port on the power bank.
- Connect the other end of the charging cable to a USB wall adapter (e.g., 15W USB-C adapter for fastest charging) or a powered USB port.
- The LED indicator lights on the power bank will illuminate to show charging progress. All four lights will be solid when fully charged.

Figure 3.1: The Mophie encore Plus 20000 being recharged via its USB-C input port, demonstrating the fast charging capability.
3.2 Initial Use
Once fully charged, the Mophie encore Plus 20000 is ready for use. No additional setup is required before connecting your devices.
4. Operation
4.1 Charging Your Devices
The Mophie encore Plus 20000 can charge two devices simultaneously using its built-in USB-C and Micro USB cables.
- Identify the appropriate built-in cable (USB-C or Micro USB) for your device.
- Connect the built-in cable directly to your smartphone, tablet, or other compatible device.
- The power bank will automatically begin charging your device.
- To charge a second device, connect it to the other built-in cable.

Figure 4.1: The power bank demonstrating universal compatibility by charging both a smartphone and wireless headphones simultaneously.

Figure 4.2: A smartphone connected to the power bank, illustrating the fast charging speeds provided by the device.
4.2 Checking Battery Level
The Mophie encore Plus 20000 features LED indicator lights to display its remaining battery charge. Press the small button next to the LEDs to activate the display.
- Four solid LEDs: 75-100% charged
- Three solid LEDs: 50-75% charged
- Two solid LEDs: 25-50% charged
- One solid LED: 0-25% charged (recharge soon)

Figure 4.3: The LED indicators on the power bank, providing a visual representation of the remaining battery life and estimated extra hours for connected devices.
5. Maintenance
5.1 Care and Storage
- Keep the power bank away from extreme temperatures (hot or cold), direct sunlight, and moisture.
- Do not drop, puncture, or disassemble the device.
- Clean the exterior with a soft, dry cloth. Avoid using harsh chemicals or abrasive materials.
- For long-term storage, charge the power bank to approximately 50% every three months to maintain battery health.
6. Troubleshooting
6.1 Common Issues and Solutions
| Problem | Possible Cause | Solution |
|---|---|---|
| Power bank not charging | Charging cable or adapter faulty; power bank fully discharged; input port issue. | Try a different charging cable and wall adapter. Ensure the power bank is connected to a powered source. Allow a few minutes for a deeply discharged battery to respond. |
| Device not charging from power bank | Power bank battery low; device cable faulty; device not compatible; power bank in standby. | Check power bank battery level and recharge if necessary. Ensure the built-in cable is fully inserted into your device. Try a different device to confirm power bank functionality. |
| Slow charging | Using a low-power adapter for input; device drawing high power; cable quality. | For recharging the power bank, use a 15W USB-C power adapter. Ensure your device's charging port is clean. |
| LED indicators not working | Power bank off; internal issue. | Press the button next to the LEDs to activate the display. If still unresponsive, contact customer support. |
7. Specifications
7.1 Technical Data
| Feature | Detail |
|---|---|
| Model Number | 4076_PSPLUS-20K-USBC-BLK-AMZ |
| Battery Capacity | 20000 Milliamp Hours (mAh) |
| Battery Cell Composition | Lithium Ion |
| Input (USB-C) | 15W Fast Charging |
| Input (Micro USB) | 1.8A |
| Output (Built-in Cables) | 3 Amps (Total) |
| Voltage | 5 Volts |
| Item Weight | 440 g |
| Package Dimensions | 21.6 x 17.2 x 5.8 cm |
| Special Features | Fast Charging, Low Weight |
8. Warranty and Support
Mophie products are designed and manufactured to high-quality standards. While specific warranty details may vary by region and retailer, Mophie is committed to product quality and customer satisfaction. For support, warranty claims, or further inquiries, please refer to the official Mophie website or contact their customer service directly.
For the most up-to-date information, please visit: www.mophie.com





