1. Introduction
This manual provides essential instructions for the safe and effective use of your TrustCell Q801 Lithium-ion replacement battery (Model No.: CS-GRM300SL). This battery is designed as a replacement for devices requiring Part No: Q801, such as the Green Orange GO M3. Please read this manual thoroughly before installation and use.

Figure 1: Front view of the TrustCell Q801 replacement battery, displaying the model number CS-GRM300SL, part number Q801, and electrical ratings of 3.7VDC, 1900mAh, and 7.03Wh. Cautionary text regarding disassembly and handling is also visible.
2. Setup and Installation
Before installing the new battery, ensure your device is powered off and disconnected from any power source. Follow these steps for proper installation:
- Verify Compatibility: Carefully check the model number of your device and the part number of your original battery to confirm that this TrustCell Q801 battery (Part No: Q801, Model No: CS-GRM300SL) is compatible.
- Remove Old Battery: Refer to your device's original instruction manual for specific steps on safely removing the old battery.
- Insert New Battery: Align the TrustCell Q801 battery with the battery compartment of your device. Ensure the connector has been properly connected and securely seated. The battery is designed to be inserted in a specific direction, as indicated on the battery itself.
- Secure Battery: Close the battery compartment cover according to your device's design.

Figure 2: Close-up view of the TrustCell Q801 battery, highlighting the "Insert this direction" label, which guides correct placement within the device.
3. Operating Instructions
To ensure optimal performance and longevity of your TrustCell Q801 battery, observe the following operating guidelines:
- Initial Charging: A new battery will achieve its best performance after 2 or 3 complete cycles of charge and discharge. Fully charge the battery before its first use.
- Charging Practices: Use only the original or a high-quality, compatible charger designed for your device. Avoid using low-quality third-party adapter chargers, as this can shorten the battery's lifespan.
- Regular Use: For best results, use your device regularly. Avoid leaving the battery fully discharged or fully charged for extended periods.
4. Maintenance and Storage
Proper maintenance and storage are crucial for extending the life of your battery:
- Temperature: Do not store the battery above 60°C (140°F). Extreme temperatures can degrade battery performance and safety. Store in a cool, dry place.
- Cleaning: Keep battery contacts clean and free from dust or debris. Use a dry, soft cloth if cleaning is necessary.
- Long-Term Storage: If storing the battery for an extended period, charge it to approximately 50% capacity. Recharge it every 3-6 months to prevent deep discharge.
5. Safety Information and Cautions
Observe the following safety precautions to prevent damage, injury, or fire:
- Do Not Disassemble: Do not attempt to disassemble, open, or service the battery pack. Warranty is void if the label is removed.
- Proper Replacement: Replace only with the battery pack designated for this product.
- Avoid Physical Damage: Do not crush, puncture, or short external contacts of the battery.
- Temperature Extremes: Do not dispose of in fire or water. Do not store above 60°C (140°F).
- Charging Voltage: New battery packs must be fully charged before use. Read instructions on operating guide before using the battery. Limited Charge Voltage: 4.2V ± 0.05V.

Figure 3: Detailed view of the TrustCell Q801 battery's label, displaying critical safety warnings, electrical specifications, and a QR code for additional information. The manufacturer is listed as Shenzhen HENZENS Technology Co., Limited.
6. Troubleshooting
If you encounter issues with your TrustCell Q801 battery, consider the following common solutions:
- Battery Not Charging:
- Ensure the battery is correctly inserted and the connector is secure.
- Verify that the charger and charging cable are functional and compatible with your device.
- Check for any visible damage to the battery or charging port.
- Short Battery Life:
- Perform 2-3 full charge/discharge cycles to optimize battery performance.
- Reduce background applications or power-intensive settings on your device.
- Ensure you are using a high-quality charger.
- Device Not Powering On:
- Confirm the battery is fully charged.
- Re-insert the battery to ensure proper contact.
- If possible, test the device with another known-good battery or power source.
If problems persist, please contact customer support.
7. Specifications
| Feature | Detail |
|---|---|
| Part Number | Q801 |
| Model Number | CS-GRM300SL |
| Battery Type | Lithium-ion (Li-ion) |
| Capacity | 1900mAh |
| Voltage | 3.7VDC |
| Energy Rate | 7.03Wh |
| Dimensions | 60.65 x 56.00 x 5.10mm (Approx. 2.39 x 2.2 x 0.2 inches) |
| Gross Weight | 64g (Approx. 2.26 ounces) |
| Certifications | ISO9001, RoHS, CE, UN38.3, MSDS |
8. Warranty and Support
TrustCell provides comprehensive support for your Q801 replacement battery:
- Warranty: This battery is covered by a 1-year refund or replacement warranty from the date of purchase.
- Customer Service: For any questions, concerns, or assistance, please contact our customer support team. We aim to reply within 24 hours.
- Manufacturer Information: Manufactured by Shenzhen HENZENS Technology Co., Limited. For more information, visit www.cameronsino.com.