1. Introduction
This manual provides essential information for the safe and effective use of your TollCor 5000mAh/28.0V Li-ion Battery, model CS-YFA800PW. This battery is designed as a replacement for Ferrex R800 Easy and R800 Easy+ devices, compatible with part numbers 862617 and 862618.
Please read this manual thoroughly before initial use and retain it for future reference. Proper handling and maintenance will ensure optimal performance and longevity of your battery.
2. Safety Information
Lithium-ion batteries require careful handling. Adhere to the following safety guidelines to prevent injury, fire, or damage to the battery and device.
- Do not attempt to disassemble, open, or service the battery pack. Any attempt to do so will void the warranty.
- Replace only with the battery pack designated for this product. Using incompatible batteries may cause damage or safety hazards.
- Do not crush, puncture, short external contacts, or dispose of in fire or water. These actions can lead to severe damage, fire, or explosion.
- Do not store above 60°C (140°F). High temperatures can degrade battery performance and pose a safety risk.
- New battery pack must be fully charged before use. Refer to the "Setup" section for initial charging instructions.
- Read instructions in the operating guide of your device before using the battery.
- Dispose of used batteries according to local regulations. Do not dispose of with household waste.

Image: Detailed view of the battery's warning label, indicating model number, part numbers, rating, and critical safety precautions. The label also shows compliance marks and manufacturer information. For more information, visit www.cameronsino.com.
3. Setup
Before using your new TollCor replacement battery for the first time, it is essential to fully charge it.
- Unpack the Battery: Carefully remove the battery from its packaging.
- Inspect for Damage: Check the battery for any visible signs of damage. If damaged, do not use it and contact support.
- Initial Charge: Insert the battery into the appropriate charger for your Ferrex R800 Easy or R800 Easy+ device. Ensure the charger is connected to a power source.
- Charge Fully: Allow the battery to charge until the charger's indicator shows a full charge. This may take several hours. Refer to your device's charger manual for specific charging times and indicators.

Image: The TollCor replacement battery, showing its overall design and connection points. This view helps in identifying the correct orientation for charging and installation.
4. Operating Instructions
This battery is designed for use with Ferrex R800 Easy and R800 Easy+ robotic lawnmowers. Follow your device's specific instructions for battery installation and removal.
- Power Off Device: Ensure your Ferrex R800 Easy or R800 Easy+ device is powered off and disconnected from any charging station before attempting to install or remove the battery.
- Locate Battery Compartment: Refer to your device's user manual to locate and open the battery compartment.
- Remove Old Battery (if applicable): If replacing an existing battery, carefully disconnect and remove the old battery.
- Install New Battery: Insert the fully charged TollCor replacement battery into the compartment, ensuring the connectors align correctly. Gently push until it clicks into place.
- Secure Compartment: Close and secure the battery compartment cover.
- Power On Device: You can now power on your Ferrex R800 Easy or R800 Easy+ and resume normal operation.

Image: The TollCor replacement battery positioned alongside a Ferrex R800 Easy+ robotic lawnmower, illustrating the intended compatibility and scale.
5. Maintenance
Proper maintenance extends the life and performance of your Li-ion battery.
- Regular Charging: Charge the battery regularly, even if not in constant use, to prevent deep discharge.
- Optimal Storage: If storing the battery for an extended period, charge it to approximately 50-60% and store it in a cool, dry place (ideally between 10°C and 25°C or 50°F and 77°F). Avoid extreme temperatures.
- Avoid Full Discharge: Do not allow the battery to fully discharge frequently, as this can reduce its lifespan.
- Clean Contacts: Periodically clean the battery contacts with a dry cloth to ensure good connection.
- Avoid Physical Damage: Protect the battery from drops, impacts, and crushing.

Image: A side profile of the TollCor replacement battery, highlighting its sturdy construction and form factor, which is designed for durability and proper fit within compatible devices.
6. Troubleshooting
If you encounter issues with your battery, consider the following common solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Battery not charging | Charger not connected, faulty charger, dirty battery contacts, battery too hot/cold. | Ensure charger is properly connected. Try a different charger (if available). Clean battery contacts. Allow battery to reach room temperature. |
| Short operating time | Battery not fully charged, battery degradation, high power consumption by device. | Ensure battery is fully charged before use. If battery is old, consider replacement. Check device for excessive power draw. |
| Device not powering on with new battery | Battery not installed correctly, battery not charged, incompatible battery. | Re-install battery, ensuring proper connection. Fully charge the battery. Verify battery compatibility with your device model and part numbers. |
If the problem persists after attempting these solutions, please contact customer support.
7. Specifications
| Attribute | Value |
|---|---|
| Model Number | CS-YFA800PW |
| Compatible Part Numbers | 862617, 862618 |
| Battery Type | Li-ion (Lithium Ion) |
| Voltage | 28.0V |
| Capacity | 5000mAh / 140.00Wh |
| Dimensions (L x W x H) | 150.60 x 74.40 x 65.30 mm (approx. 5.93 x 2.93 x 2.57 inches) |
| Gross Weight | 1090.0 g (approx. 2.4 pounds) |
| Manufacturer | TollCor |
8. Warranty and Support
Your TollCor replacement battery comes with a comprehensive warranty and dedicated support.
- Money Back Guarantee: Enjoy a 30-day money-back guarantee from the date of purchase.
- Warranty Period: The battery is covered by a 365-day warranty against manufacturing defects.
- Customer Support: For any questions, concerns, or warranty claims, please contact us through the platform where you purchased the battery. We aim to provide 24-hour timely feedback.
Please have your purchase details and the battery's model number ready when contacting support.