YVOCECOQ DEM-T50-EVE
2500mAh Original Vacuum Cleaner Battery User Manual
Model: DEM-T50-EVE | Brand: YVOCECOQ
1. Introduction
This manual provides essential information for the safe and effective use of the 2500mAh Original Vacuum Cleaner Battery, designed for compatibility with DEERMA DEM-T50-EVE T50 Station vacuum cleaners. Please read this manual thoroughly before installation and operation to ensure optimal performance and safety.
2. Safety Information
WARNING: Failure to follow these safety instructions could result in fire, electric shock, injury, or damage to the battery or vacuum cleaner.
- Do not disassemble, hit, squeeze, or throw the battery into fire.
- If the battery shows signs of severe ballooning or swelling, immediately discontinue use and dispose of it properly.
- Do not use the battery if it has been flooded or submerged in water.
- Keep the battery away from high temperatures and direct sunlight.
- Use only the charger specified for your DEERMA DEM-T50-EVE T50 Station vacuum cleaner.
- Store the battery in a cool, dry place when not in use.
- Keep out of reach of children.

Image: Battery label displaying critical specifications and safety warnings, including prohibitions against disassembly, impact, and water damage.
3. Product Overview
The YVOCECOQ 2500mAh Original Vacuum Cleaner Battery is a high-capacity power source designed to ensure your DEERMA DEM-T50-EVE T50 Station vacuum cleaner operates at peak performance for extended cleaning sessions.
Key Features:
- High-Capacity Power: Provides 2500mAh capacity for long-lasting operation.
- Advanced Safety Features: Equipped with over-charge, over-discharge, and short-circuit protection.
- Fast Charging: Designed for quick recharging to minimize downtime.
- Optimized Heat Dissipation: Engineered for efficient heat management to enhance battery longevity and safety.
- Wide Compatibility: Specifically designed for DEERMA DEM-T50-EVE T50 Station vacuum cleaners.

Image: A detailed view of the 2500mAh Original Vacuum Cleaner Battery, highlighting its compact and robust design.

Image: The battery displayed with text confirming its original status and 2500mAh capacity.

Image: An illustrative diagram demonstrating the battery's effective heat dissipation mechanism, crucial for performance and safety.
4. Setup and Installation
This battery is designed for easy replacement within your compatible vacuum cleaner.
Battery Installation:
- Ensure the vacuum cleaner is powered off and unplugged from any charging source.
- Locate the battery compartment on your DEERMA DEM-T50-EVE T50 Station vacuum cleaner. Refer to your vacuum cleaner's manual for specific instructions on accessing the battery.
- Carefully remove the old battery, if present.
- Align the new 2500mAh Original Vacuum Cleaner Battery with the compartment's connectors.
- Gently push the battery into place until it clicks securely. Do not force the battery.
- Close the battery compartment cover.

Image: Demonstration of the straightforward process for replacing the vacuum cleaner battery.
5. Operating Instructions
Initial Charge:
Before first use, fully charge the battery. Connect your DEERMA DEM-T50-EVE T50 Station vacuum cleaner to its original charging station or adapter. The charging indicator on your vacuum cleaner will show the charging status.
Regular Use:
Once installed and charged, the battery powers your vacuum cleaner for effective cleaning. The 2500mAh capacity ensures extended run time. For optimal battery life, avoid completely draining the battery before recharging.

Image: A visual representation of the vacuum cleaner in use, powered by the original battery, emphasizing its strong performance.
6. Maintenance and Storage
Battery Care:
- Clean the battery contacts periodically with a dry cloth to ensure good connection.
- Avoid exposing the battery to extreme temperatures (hot or cold).
- Do not store the battery in a fully discharged state for prolonged periods. Charge it to at least 50% if storing for more than a month.
Storage:
If the battery will not be used for an extended period, remove it from the vacuum cleaner and store it in a cool, dry place, away from direct sunlight and moisture. Ensure it is charged to approximately 50-60% capacity before storage.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Battery not charging | Improper connection; Charger malfunction; Battery too hot/cold | Ensure battery is correctly seated. Check charger and power outlet. Allow battery to reach room temperature. |
| Short run time | Battery not fully charged; Battery degradation | Ensure full charge cycle. If issue persists after multiple charges, battery may need replacement. |
| Vacuum cleaner not powering on | Battery not installed correctly; Battery discharged | Re-install battery securely. Charge the battery. |
8. Specifications
| Attribute | Value |
|---|---|
| Model Number | DEM-T50-EVE |
| Nominal Capacity | 2500mAh |
| Nominal Voltage | 28.8V DC |
| Limited Charging Voltage | 33.6V |
| Nominal Energy | 66.24Wh |
| Weight | 50 Grams (approx. 1.76 ounces) |
| Application | DEERMA DEM-T50-EVE T50 Station Vacuum Cleaner |
9. Warranty and Support
We stand behind the quality of our products. If you encounter any issues with the battery, our dedicated customer support team is available to assist you. Please refer to your purchase documentation for specific warranty terms and contact information.
For further assistance, please contact YVOCECOQ customer service through the retailer where the product was purchased.