Introduction
This manual provides essential information for the safe and effective use of your DCH 1500mAh Ni-MH replacement battery. Please read this manual thoroughly before installation and operation to ensure optimal performance and longevity of your battery.

Image: The DCH 1500mAh Ni-MH replacement battery, showing its compact design and green casing.
Product Overview
The DCH 1500mAh replacement battery is a high-quality Nickel-Metal Hydride (Ni-MH) battery designed to provide reliable power for compatible devices. It offers a capacity of 1500mAh and a nominal voltage of 4.8V.
Key Features:
- Battery Type: Ni-MH
- Capacity: 1500mAh
- Voltage: 4.8V
- Energy: 7.2Wh
- Dimensions: Approximately 59.86 x 48.57 x 15.76 mm (2.36 x 1.91 x 0.62 inches)
- Weight: Approximately 152.2 g (5.4 ounces)
Compatible Models:
This battery is compatible with the following Telefunken models:
- CS6
- CC5
- CS5
- CA6
- CS4
- CC6
- CC4
Please ensure your device model matches one of the listed compatible models before use. The battery part number is BBTY0345001.
Safety Information and Warnings
Your safety is paramount. Please adhere to the following warnings and precautions to prevent injury, damage, or fire.
- CAUTION: The warranty is void if the product label is removed.
- DO NOT attempt to disassemble, open, or service the battery pack.
- Replace only with the battery pack designated for this product.
- DO NOT crush, puncture, short external contacts, or dispose of in fire or water.
- DO NOT store above 60°C (140°F).
- ATTENTION: A new battery pack MUST be fully charged before initial use.
- To reduce the risk of fire or burns, read all instructions in this operating guide before using the battery.

Image: A close-up view of the battery's warning label, detailing important safety instructions and precautions.
Setup and Installation
Follow these steps to properly install your new DCH replacement battery:
- Power Off Device: Ensure your device is completely powered off and unplugged from any power source before attempting battery replacement.
- Remove Old Battery: Locate the battery compartment on your device. Open the compartment and carefully remove the old battery. Note its orientation.
- Insert New Battery: Insert the new DCH battery into the compartment, ensuring the contacts align correctly with the device's terminals. Do not force the battery into place.
- Secure Compartment: Close and secure the battery compartment cover.
- Initial Charge: For optimal performance and battery longevity, fully charge the new battery before its first use. Connect your device to its charger and allow it to charge uninterrupted until the charging indicator shows a full charge.

Image: The underside of the battery, highlighting the electrical contact points that connect to the device.
Operating Instructions
Once installed and fully charged, your DCH battery is ready for use. Ni-MH batteries generally perform best when allowed to fully discharge before recharging, though occasional partial charges are acceptable.
Charging:
- Always use the original charger or a compatible charger specifically designed for your device and Ni-MH batteries.
- Avoid overcharging the battery for extended periods beyond a full charge, as this can reduce battery life.
- Charge the battery in a well-ventilated area.
Discharging:
- Allow the battery to discharge naturally through normal device usage.
- For optimal battery health, it is recommended to occasionally perform a full discharge cycle (use until the device indicates low battery) before fully recharging.
Maintenance
Proper maintenance can extend the life of your DCH battery:
- Storage: If storing the battery for an extended period, store it in a cool, dry place, ideally at room temperature (20-25°C or 68-77°F). Store with a partial charge (around 50%) rather than fully charged or fully discharged.
- Cleaning: Periodically clean the battery contacts and device terminals with a clean, dry cloth to ensure good electrical connection.
- Temperature: Avoid exposing the battery to extreme temperatures, both hot and cold, as this can degrade performance and lifespan.
- Avoid Deep Discharge: While occasional full discharge is good, avoid leaving the battery in a completely discharged state for long periods, as this can lead to irreversible damage.
Troubleshooting
If you encounter issues with your DCH battery, consider the following common solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Battery not charging | Loose connection, faulty charger, incorrect battery installation. | Ensure battery is correctly seated. Check charger and charging cable for damage. Try charging with a different compatible charger if available. |
| Short battery life | Battery not fully charged, high power consumption by device, battery degradation over time. | Ensure battery is fully charged before use. Reduce device usage that consumes high power. Perform a few full discharge/recharge cycles. |
| Device not powering on with new battery | Battery not installed correctly, battery not charged, incompatible battery. | Re-install the battery, ensuring correct polarity and secure fit. Charge the battery fully. Verify the battery model is compatible with your device. |
If these steps do not resolve the issue, please refer to the "Warranty and Support" section for further assistance.
Specifications
Detailed technical specifications for the DCH 1500mAh Replacement Battery:
| Attribute | Value |
|---|---|
| Model Number | CS-BT098CL |
| Battery Part Number | BBTY0345001 |
| Battery Cell Composition | NiMH (Nickel-Metal Hydride) |
| Capacity | 1500mAh |
| Voltage | 4.8V |
| Energy | 7.2Wh |
| Product Dimensions | 59.86 x 48.57 x 15.76 mm (2.36 x 1.91 x 0.62 inches) |
| Item Weight | 152.2 g (5.4 ounces) |
| Manufacturer | DCH |
| Country of Origin | Hong Kong |
Warranty and Support
While specific warranty details are not provided in this manual, DCH is committed to customer satisfaction. If you have any questions, concerns, or require assistance with your DCH 1500mAh replacement battery, please do not hesitate to contact the seller or manufacturer directly. They will provide professional pre-sales and after-sales service to address your needs.
Please retain your proof of purchase for any warranty claims or support inquiries.