1. Introduction
Thank you for choosing the DUDAO K10S 5000 mAh Li-Polymer Power Bank. This compact and stylish power bank is designed to provide reliable and fast charging for your mobile devices on the go. Featuring a high-density Li-Polymer battery and multiple protection circuits, it ensures safe and efficient power delivery. Please read this manual carefully before using the product to ensure proper operation and longevity.
2. Safety Information
To ensure safe operation and prevent damage to the device or injury, please observe the following safety precautions:
- Do not expose the power bank to extreme temperatures (above 60°C or below 0°C), direct sunlight, or fire.
- Avoid dropping, disassembling, or attempting to repair the device yourself.
- Keep the power bank away from water, moisture, and corrosive materials.
- Use only certified charging cables and adapters.
- Keep out of reach of children.
- Dispose of the power bank according to local regulations; do not dispose of it in household waste.
The DUDAO K10S is equipped with multiple protection features, including:
- Over-voltage Protection: Prevents damage from excessive voltage.
- Overload Protection: Safeguards against excessive current draw.
- Short Circuit Protection: Automatically shuts off in case of a short circuit.
- High Temperature Protection: Monitors and regulates internal temperature.
- Overcharge Protection: Prevents battery damage from overcharging.
- Over-discharge Protection: Protects the battery from deep discharge.

Image: Internal components of the DUDAO K10S power bank highlighting its safety features, including protection against high temperature, overcharging, overload, short circuit, and over-voltage.
3. Package Contents
Please check the package for the following items:
- DUDAO K10S 5000 mAh Li-Polymer Power Bank
- Micro USB Charging Cable
4. Product Overview
The DUDAO K10S power bank features a compact design with a textured shell for a comfortable grip. It includes a digital display to indicate battery level and two USB output ports for charging multiple devices simultaneously.

Image: Front view of the DUDAO K10S 5000 mAh Power Bank, showcasing its compact size and textured surface.

Image: The DUDAO K10S power bank connected to and charging two smartphones simultaneously, demonstrating its dual USB output capability.

Image: Close-up view of the DUDAO K10S power bank, highlighting its LED power display and the geometrically twisted, smooth surface design.
5. Setup and Initial Charging
Before first use, it is recommended to fully charge your DUDAO K10S power bank.
- Connect the provided Micro USB charging cable to the Micro USB input port on the power bank.
- Connect the other end of the cable to a USB power source, such as a wall adapter (not included), computer USB port, or car charger.
- The digital display on the power bank will show the charging status. Allow approximately 3 hours for a full charge.
- Once fully charged, disconnect the power bank from the charging source.
6. Operating Instructions
6.1 Charging External Devices
The DUDAO K10S power bank features two USB output ports, allowing you to charge up to two devices simultaneously.
- Connect your device's charging cable to one of the USB output ports on the power bank.
- Connect the other end of the cable to your mobile phone, tablet, smartwatch, or other compatible device.
- The power bank will automatically begin charging your device. The digital display will show the remaining battery level of the power bank.
- Once your device is fully charged, or when you wish to stop charging, disconnect the cable from both the power bank and your device.

Image: The DUDAO K10S power bank positioned among various digital devices such as smartphones and tablets, illustrating its broad compatibility.
6.2 Checking Battery Level
The digital display on the power bank indicates the remaining battery percentage. Briefly press the power button (if available, otherwise it activates automatically upon connection) to view the current charge level.
7. Maintenance
Proper maintenance ensures the longevity and optimal performance of your power bank.
- Clean the power bank with a soft, dry cloth. Do not use harsh chemicals or abrasive cleaners.
- Store the power bank in a cool, dry place, away from direct sunlight and extreme temperatures.
- If not used for extended periods, charge the power bank at least once every three months to maintain battery health.
- Avoid exposing the ports to dust or debris.
8. Troubleshooting
If you encounter issues with your DUDAO K10S power bank, refer to the following common solutions:
- Power bank not charging:
- Ensure the charging cable is securely connected to both the power bank and the power source.
- Try a different Micro USB cable or a different USB wall adapter.
- Verify the power source is active.
- Device not charging from power bank:
- Check if the power bank has sufficient charge.
- Ensure the charging cable connecting the power bank to your device is functional and securely connected.
- Try a different USB output port on the power bank.
- Confirm your device is compatible with the power bank's output specifications.
- Slow charging:
- Ensure you are using a high-quality charging cable.
- Charging multiple devices simultaneously may reduce the charging speed for each device.
- Check if your device supports fast charging and if the cable is rated for it.
9. Specifications
| Brand | DUDAO |
| Model | K10S |
| Battery Type | Li-Polymer |
| Battery Capacity | 5000 mAh |
| Input | Micro USB, 5V |
| Output Ports | 2 x USB-A |
| Output Voltage | 5 Volts (up to 2A total) |
| Charging Time | Approximately 3 Hours |
| Special Features | Digital Display, Fast Charging, Multi-level Protection |
| Product Dimensions | 18 x 2 x 8 cm |
| Item Weight | 138 g |
| Material | Acrylonitrile Butadiene Styrene, Plastic |
| Compatible Devices | Smartphones, iPhone, Bluetooth Speakers, Smartwatches, Earbuds, Wireless Earphones |
10. Warranty and Support
DUDAO provides a One Year warranty for this product. We are committed to providing lifetime technical support for the DUDAO K10S Power Bank.
For any assistance, questions, or warranty claims, please contact our customer support:
- Customer Care: +91 11-47321600
- Address: Handa Telecom Dudao India, 101 Mall Road, Kingsway Camp, GTB Nagar Metro Station Gate No 1, NEW DELHI, DELHI 110009
Please retain your proof of purchase for warranty purposes.