1. Introduction
This manual provides essential information for the safe and effective use of your XMSJ Li-ion battery, compatible with ZJ-5802DD, 58LYDD-ZJ, and ZJ-5805DD Bluetooth printers. Please read this manual thoroughly before using the battery to ensure optimal performance and longevity.
2. Safety Information
Always follow these safety guidelines to prevent damage to the battery, printer, or personal injury:
- Do not disassemble, crush, puncture, or short-circuit the battery.
- Do not expose the battery to high temperatures (above 60°C / 140°F) or direct sunlight.
- Do not expose the battery to water or other liquids.
- Use only the specified charger for this battery.
- Keep the battery away from children and pets.
- If the battery shows signs of damage, swelling, or leakage, discontinue use immediately and dispose of it properly.
- Dispose of used batteries according to local regulations.
3. Product Overview
The XMSJ battery is a high-quality Li-ion power source designed for portable Bluetooth printers. It provides reliable power for extended operation.

Figure 1: Battery Label
This image displays the battery's label, detailing its specifications: Li-ion Battery, Voltage: 7.4V, Capacity: 1500mAh / 11.1Wh, Charge Voltage: 8.4V, Standard: GB/T 18287-2000, One year warranty, Model: 58LYDD-ZJ, S/N: JH2019031213966969, Manufacturer: SHENZHEN XINXIONGLI ELECTRICAL Co., LTD.
4. Specifications
| Feature | Detail |
|---|---|
| Battery Type | Li-ion Battery |
| Nominal Voltage | 7.4V |
| Capacity | 1500mAh / 11.1Wh |
| Charge Voltage | 8.4V |
| Compatible Models | ZJ-5802DD, 58LYDD-ZJ, ZJ-5805DD Bluetooth Printers |
| Brand Name | XMSJ |
| Use (as per product data) | MP3 / MP4 Player (Note: Primary use is for Bluetooth Printers as per product title) |
| Origin | Mainland China |
| High-concerned chemical | None |
| Dimensions (Approx.) | Length: 8 cm, Width: 6 cm, Height: 5 cm |
| Weight (Approx.) | 0.01 kg |
5. Setup and Installation
Follow these steps to install the battery into your compatible Bluetooth printer:
- Ensure the printer is turned off and disconnected from any power source.
- Locate the battery compartment on your printer. This is typically on the bottom or back of the device.
- Open the battery compartment cover. Refer to your printer's specific manual if you have difficulty locating or opening it.
- Insert the XMSJ battery into the compartment, ensuring the contacts align correctly with the printer's terminals. Do not force the battery.
- Close the battery compartment cover securely.
- Connect the printer to its charger and allow the battery to fully charge before first use.
6. Operating Instructions
Once installed, the battery powers your Bluetooth printer. Here are general operating guidelines:
- Charging: Connect your printer to its original charger. The printer's indicator light will typically show charging status (e.g., red for charging, green for fully charged). Allow the battery to charge completely for optimal performance.
- Usage: The battery will automatically power the printer when disconnected from the charger. Monitor the printer's battery level indicator to know when recharging is needed.
- Storage: If storing the battery for an extended period, charge it to about 50-60% capacity and store it in a cool, dry place. Avoid storing fully charged or fully depleted batteries for long durations.
7. Maintenance
Proper maintenance can extend the life of your battery:
- Keep the battery contacts clean and free from dust or debris.
- Avoid extreme temperatures, both hot and cold, as they can degrade battery performance and lifespan.
- Do not drop or subject the battery to strong impacts.
- If the battery is not used for a long time, it is recommended to charge and discharge it at least once every three months to maintain its health.
8. Troubleshooting
If you encounter issues with your battery, consider the following:
| Problem | Possible Cause | Solution |
|---|---|---|
| Battery not charging | Loose connection, faulty charger, or damaged battery. | Ensure charger is properly connected. Try a different compatible charger. Check battery for visible damage. |
| Printer not turning on with battery | Battery depleted, incorrectly installed, or faulty. | Charge the battery fully. Reinstall the battery, ensuring correct alignment. If issues persist, the battery may be faulty. |
| Short battery life | Battery degradation, frequent heavy use, or improper charging habits. | Ensure full charges. Avoid extreme temperatures. Consider replacing the battery if it's old or significantly degraded. |
If troubleshooting steps do not resolve the issue, please contact customer support.
9. User Tips
- For best performance, always use the original or a certified compatible charger for your printer and battery.
- Avoid completely draining the battery before recharging, as this can reduce its overall lifespan.
- If your printer will be unused for an extended period, remove the battery and store it separately at a partial charge (around 50%).
10. Warranty and Support
This XMSJ battery comes with a one-year warranty from the date of purchase, as indicated on the battery label. The warranty covers manufacturing defects under normal use. It does not cover damage caused by misuse, accidents, unauthorized modifications, or improper storage.
For warranty claims or technical support, please contact your retailer or the manufacturer directly. Keep your proof of purchase and the battery's serial number (S/N: JH2019031213966969) readily available.
Manufacturer: SHENZHEN XINXIONGLI ELECTRICAL Co., LTD.





