Introduction
This manual provides comprehensive instructions for the GUEIACIK S11-02 21.6V 2500 mAh replacement battery, designed for Tineco Pure ONE S11 Series Smart Cordless Vacuum Cleaners. Please read these instructions carefully before installation and use to ensure optimal performance, safety, and longevity of your battery.
Product Overview

Figure 1: GUEIACIK S11-02 Replacement Battery
This image displays the GUEIACIK S11-02 replacement battery, showcasing its transparent casing and internal components.
The GUEIACIK S11-02 battery is a high-quality replacement power source for your Tineco Pure ONE S11 Series Smart Cordless Vacuum Cleaner. It features a 21.6V and 2500 mAh capacity, designed to provide reliable power and extended runtime for thorough cleaning.
Key Features:
- High Compatibility: Specifically designed for the Pure ONE S11 series to ensure perfect compatibility and optimal performance.
- Powerful Performance: Delivers 21.6V and 2500 mAh for reliable power and longer runtime.
- Easy Installation: Designed for quick and tool-free replacement.
- Durable and Long Lasting: Constructed from high-quality materials for daily use and consistent performance.
- Intelligent Technology Integration: Equipped with smart technology to optimize power usage and increase efficiency.
Setup
1. Battery Installation
The GUEIACIK S11-02 battery is designed for tool-free installation. To replace your old battery:
- Locate the battery release button on your Tineco Pure ONE S11 vacuum cleaner.
- Press the release button and slide out the old battery.
- Align the new GUEIACIK S11-02 battery with the slot and slide it in until it clicks securely into place.

Figure 2: Tool-free Battery Exchange
This image illustrates the simple process of exchanging the battery without the need for tools, highlighting the release mechanism.
2. Initial Charging
Before first use, fully charge the battery. The Tineco Pure ONE S11 series typically uses a wall-mounted charger for convenient charging.
- Mount the charging dock in a suitable location, ensuring it is near a power outlet.
- Place the vacuum cleaner with the installed GUEIACIK S11-02 battery onto the charging dock.
- Ensure the charging indicator lights up, confirming that the battery is charging. Allow the battery to charge completely before its first use.

Figure 3: Wall-mounted Charger
This image shows the Tineco vacuum cleaner docked on its wall-mounted charger, indicating the charging process.
Operating Instructions
Once the GUEIACIK S11-02 battery is fully charged and installed, your Tineco Pure ONE S11 vacuum cleaner is ready for use. The battery provides extended runtime for uninterrupted cleaning.

Figure 4: Extended Runtime with GUEIACIK S11-02 Battery
This image illustrates the benefit of the extra battery, showing the vacuum in various cleaning scenarios and highlighting an approximate 40-minute normal runtime.
Usage Tips:
- Ensure the battery is securely latched before operating the vacuum.
- Monitor the vacuum's display for real-time battery status and suction mode.
- For optimal battery life, avoid completely draining the battery frequently.
Maintenance
1. Battery Care
- Store the battery in a cool, dry place when not in use.
- Avoid exposing the battery to extreme temperatures.
- If storing for an extended period, charge the battery to approximately 50% capacity.
- The battery integrates smart technology to optimize power usage and increase efficiency, contributing to its long life.

Figure 5: GUEIACIK S11-02 Battery Safety Features
This image highlights the internal safety features of the battery, including high-quality battery core, over-charge protection, long battery life, no memory effect, short circuit protection, and over-temperature protection.
2. Filter Cleaning
Regular cleaning of your vacuum's filters is crucial for maintaining optimal suction and battery efficiency. Refer to your Tineco Pure ONE S11 vacuum's instruction manual for specific filter cleaning procedures. Typically, filters can be removed, tapped to dislodge dust, and rinsed with water if washable. Ensure filters are completely dry before reinstallation.
Troubleshooting
If you encounter issues with your GUEIACIK S11-02 battery or Tineco Pure ONE S11 vacuum, consider the following common troubleshooting steps:
- Battery Not Charging:
- Ensure the charger is properly connected to both the power outlet and the charging dock.
- Verify that the vacuum is correctly seated on the charging dock.
- Check for any visible damage to the charger or battery.
- If the issue persists, the battery or charger may be faulty.
- Reduced Runtime:
- Ensure the battery is fully charged before use.
- Clean or replace the vacuum's filters as clogged filters can reduce efficiency.
- Check for blockages in the vacuum's brush roll or hose.
- Vacuum Not Turning On:
- Confirm the battery is fully charged and correctly installed.
- Check the power button for proper function.
For further assistance, please refer to your Tineco Pure ONE S11 vacuum cleaner's original manual or contact GUEIACIK customer support.
Specifications
| Feature | Detail |
|---|---|
| Brand | GUEIACIK |
| Model Name | S11-02 |
| Voltage | 21.6 Volts |
| Capacity | 2500 mAh |
| Compatibility | Tineco Pure ONE S11 Series Smart Cordless Vacuum Cleaner |
| Item Weight | 1.76 ounces |
| Package Dimensions | 7.09 x 4.72 x 3.54 inches |
| Number of Pieces | 1 |
| Manufacturer | GUEIACIK |
Warranty and Support
For warranty information, technical support, or any product-related inquiries, please contact GUEIACIK customer service. Our support team is dedicated to assisting you with any questions or issues you may encounter with your S11-02 replacement battery.
Please retain your proof of purchase for warranty claims.





