1. Introduction and Product Overview
This manual provides essential information for the safe and effective use of your Estry Replacement Battery. This battery is designed to be compatible with various devices requiring CE0682, CE06821, and MBF8020 battery models, and part number 301098.
The Estry battery is manufactured to precise specifications, ensuring reliable and durable performance. It incorporates protection features against overcharge, over-discharge, over-voltage, and short circuits to enhance battery longevity and safety.

Figure 1: Estry Replacement Battery (Model CS-PH0682MB)
This image shows the Estry replacement battery, highlighting its compact design and the product label with model and rating information. The label includes important safety warnings and specifications.
Key Features:
- High Quality Construction: Manufactured to original battery specifications for safe and durable use.
- Safety Protections: Includes overcharge, over-discharge, over-voltage, and short circuit protection.
- Specifications: Capacity: 700mAh, WH: 3.36Wh, Type: Ni-MH, Voltage: 4.8V.
- Dimensions: 44.00 x 40.00 x 9.00mm. Weight: 80g / 2.82oz.
- Certifications: ISO9001, RoHS, and CE certified for quality assurance and toxic-free materials.
2. Safety Information and Warnings
Please read all safety instructions carefully before using the battery. Failure to follow these instructions may result in fire, electric shock, injury, or damage to the battery or device.
- Do NOT attempt to disassemble, open, or service the battery pack.
- Do NOT crush, puncture, short external contacts, or dispose of in fire or water.
- Do NOT store above 60°C (140°F).
- Attention: New battery pack must be fully charged before use.
- Risk of Fire or Burns: Do not expose to temperatures above 60°C (140°F).
- Recycling: Dispose of used batteries according to local regulations. Do not dispose of with household waste.

Figure 2: Battery with visible warning label
This image provides a closer look at the battery's warning label, emphasizing critical safety precautions such as not disassembling or exposing the battery to high temperatures. Always refer to the label for detailed safety instructions.
3. Setup and Installation
Before installing the new battery, ensure your device is powered off and disconnected from any power source. Refer to your device's original instruction manual for specific battery compartment access and removal procedures.
- Prepare the Device: Power off the device completely. If applicable, remove the device's back cover or access panel to expose the battery compartment.
- Remove Old Battery: Carefully disconnect and remove the old battery. Note its orientation for correct installation of the new battery.
- Insert New Battery: Align the new Estry battery with the connectors in the battery compartment. Gently push the battery into place, ensuring a secure fit. Do not force the battery if it does not fit easily.
- Secure Compartment: Replace the device's back cover or access panel.
- Initial Charge: It is recommended to fully charge the new battery before its first use to optimize performance and battery life.

Figure 3: Side view of the battery, showing its form factor
This image displays the side profile of the Estry battery, illustrating its dimensions and shape, which are crucial for proper fit within compatible devices. Ensure these dimensions match your device's battery compartment.
4. Operating the Battery
Once installed, the Estry battery operates as the power source for your compatible device. Optimal performance is achieved through proper charging and discharge practices.
- First Use: Fully charge the battery before its initial use.
- Charging: Use only chargers recommended by your device manufacturer. Avoid overcharging by disconnecting the device once fully charged.
- Discharge: For Ni-MH batteries, it is generally beneficial to allow the battery to discharge significantly before recharging to prevent memory effect, though modern Ni-MH batteries are less prone to this.
- Temperature: Operate the battery within normal room temperatures. Extreme cold or heat can affect battery performance and lifespan.
5. Maintenance and Storage
Proper maintenance and storage can significantly extend the lifespan of your Estry battery.
- Cleaning: Keep battery contacts clean and free of dust or corrosion. Use a dry, soft cloth to wipe contacts if necessary.
- Storage: If storing the battery for an extended period, store it in a cool, dry place, ideally at about 50% charge. Avoid extreme temperatures.
- Regular Use: For optimal health, use and recharge the battery periodically, even if not in daily use.

Figure 4: Another side view of the battery, showing its overall shape
This image provides an additional perspective of the battery's side, confirming its consistent form factor and aiding in visual confirmation for compatibility and proper handling during maintenance.
6. Troubleshooting
If you encounter issues with your Estry battery, consider the following common troubleshooting steps:
| Problem | Possible Cause | Solution |
|---|---|---|
| Battery not charging | Incorrect installation, faulty charger, dirty contacts, or deeply discharged battery. |
|
| Short battery life | New battery not fully conditioned, high power consumption by device, or battery nearing end of life. |
|
| Device not powering on | Battery not installed, battery completely drained, or device issue. |
|
If problems persist after attempting these solutions, please contact customer support.
7. Product Specifications
| Specification | Detail |
|---|---|
| Brand | Estry |
| Model Number | CS-PH0682MB |
| Compatible Models | CE0682, CE06821, MBF8020 |
| Compatible Part Number | 301098 |
| Battery Type | Ni-MH |
| Voltage | 4.8V |
| Capacity | 700mAh |
| Watt-Hours (Wh) | 3.36Wh |
| Dimensions (L x W x H) | 44.00 x 40.00 x 9.00mm (1.73 x 1.57 x 0.35 inches) |
| Weight | 80g / 2.82oz |
| Certifications | ISO9001, RoHS, CE |
| Recommended Uses | GPS, Phone (as per product data) |
8. Warranty and Support
Estry stands behind the quality of its products. Your replacement battery comes with the following:
- 12-month Warranty: Covers manufacturing defects and performance issues under normal use.
- 14-day Money Back Guarantee: For your peace of mind.
For technical support, warranty claims, or any questions regarding your Estry battery, please contact the seller or manufacturer directly. When contacting support, please have your product model number (CS-PH0682MB) and purchase details ready.