Introduction
Thank you for choosing the Philips DLP7721C 20000mAh Power Bank. This manual provides essential information for the safe and efficient use of your device. Please read these instructions carefully before use and retain them for future reference.
Product Overview
The Philips DLP7721C is a high-capacity portable power bank designed to charge your electronic devices on the go. It features multiple charging ports, including USB-C Power Delivery (PD) and Quick Charge (QC) enabled USB-A ports, ensuring fast and efficient charging for a wide range of devices.

Image: The Philips DLP7721C Power Bank, highlighting its key features: 4.2x extra phone power, USB-C cable included, advanced safety protection, and airplane safe certification.

Image: A diagram illustrating the ports on the Philips DLP7721C Power Bank, including one USB-C Input/Output port, two USB-A Output ports, and one Micro USB Input port.
Setup: Initial Charging
Before using your power bank for the first time, it is recommended to fully charge it.
- Connect the included USB-C cable to the USB-C port on the power bank.
- Connect the other end of the USB-C cable to a compatible USB wall charger (not included).
- The LED indicator lights will illuminate to show the charging progress. Once all LEDs are solid, the power bank is fully charged.
- Alternatively, you can use a Micro USB cable (not included) to charge the power bank via its Micro USB Input port.
Operating Instructions
The power bank can charge up to three devices simultaneously.

Image: The Philips DLP7721C Power Bank simultaneously charging two smartphones and a pair of earbuds, demonstrating its multi-device charging capability.
Charging Your Devices:
- Identify the correct charging cable for your device (USB-C to USB-C, USB-A to USB-C, USB-A to Lightning, etc.).
- Connect one end of the charging cable to your device.
- Connect the other end of the cable to an available output port on the power bank (USB-C or USB-A).
- Charging will begin automatically. The LED indicator on the power bank will show its remaining battery level.
- Disconnect your device once it is fully charged or when you no longer require charging.
LED Power Indicator:
The soft glowing LED lights indicate the remaining power level of the power bank. Refer to the product's specific LED pattern for detailed battery status (e.g., 4 lights for 75-100%, 3 lights for 50-75%, etc.).
Maintenance
- Cleaning: Use a soft, dry cloth to clean the power bank. Do not use liquid cleaners or aerosols.
- Storage: Store the power bank in a cool, dry place away from direct sunlight and extreme temperatures.
- Battery Care: To prolong battery life, fully charge the power bank at least once every three months, even if not in use. Avoid completely draining the battery frequently.
- Disposal: Do not dispose of the power bank with household waste. Follow local regulations for electronic waste recycling.
Troubleshooting
| Problem | Possible Solution |
|---|---|
| Power bank not charging. | Ensure the charging cable is securely connected to both the power bank and the wall charger. Try a different cable or wall charger. |
| Device not charging from power bank. | Check if the power bank has sufficient charge. Ensure the cable connecting your device to the power bank is functional and properly connected. Try a different output port. |
| Slow charging. | Ensure you are using a fast-charging compatible cable and that your device supports fast charging. The power bank's output may be limited if multiple devices are connected. |
| LED indicators not working. | The power bank might be completely discharged or there could be an internal issue. Try charging the power bank for an extended period. If the issue persists, contact customer support. |
Specifications
- Model: DLP7721C
- Battery Capacity: 20000 mAh
- Battery Cell Composition: Lithium Polymer
- Input (USB-C): Power Delivery (PD) compatible
- Input (Micro USB): Standard input
- Output (USB-C): 20W Power Delivery (PD)
- Output (USB-A): Quick Charge (QC3.0) compatible
- Connector Type: USB Type C, USB Type A, Micro USB
- Special Features: Lightweight, Fast Charging, Advanced Safety Protection, Airplane Safe
- Product Dimensions: 14 cm (Length) x 6.5 cm (Width) x 0.9 cm (Thickness)
- Color: Black
- Power Source: Corded Electric (for charging the power bank)
Note: The product title indicates 20000mAh capacity, which is used throughout this manual. Some specification listings may incorrectly state 10000mAh. Please refer to the primary product description for accurate capacity.
Safety Information
Your Philips DLP7721C Power Bank is equipped with smart safety features to protect both the device and your connected electronics.
- Advanced Protection: Features protection against overheating, overvoltage, and overcurrent.
- Do not expose the power bank to water, moisture, or extreme temperatures.
- Do not disassemble, puncture, or modify the power bank.
- Keep out of reach of children.
- Avoid dropping or subjecting the power bank to strong impacts.
- Use only certified charging cables and adapters.
- The power bank is certified safe for air travel.

Image: A hand holding the Philips DLP7721C Power Bank inside an airplane cabin, emphasizing its certification for air travel.
Warranty and Support
For warranty information and customer support, please refer to the warranty card included with your product or visit the official Philips website. Keep your proof of purchase for warranty claims.





