Renata Batteries CR1025
Renata CR1025 3V Lithium Coin Cell Battery Instruction Manual
Model: CR1025
Brand: Renata Batteries
Introduction
This instruction manual provides essential information for the safe and effective use of Renata CR1025 3V Lithium Coin Cell Batteries. Please read this manual thoroughly before using the product and retain it for future reference. Renata CR1025 batteries are high-quality lithium manganese dioxide cells designed for reliable performance in various electronic devices.

Image: A 10-pack of Renata CR1025 3V Lithium Coin Cell Batteries in their original blister packaging.
Setup and Installation
Follow these steps to properly install your Renata CR1025 battery:
- Unpackaging: Renata CR1025 batteries are supplied in child-resistant packaging. Use scissors to carefully open the blister pack to access the batteries. Do not tear or force open the packaging, as this may damage the battery or cause injury.
- Device Compatibility: Ensure your device requires a CR1025 3V lithium coin cell battery. Refer to your device's instruction manual for specific battery requirements.
- Polarity Check: Before insertion, identify the positive (+) and negative (-) terminals on both the battery and the device. The positive side of the battery is typically marked with a plus sign and the brand/model information.
- Insertion: Insert the battery into the device's battery compartment, aligning the positive (+) and negative (-) terminals correctly. Incorrect insertion can damage the device or the battery.
- Secure Compartment: Close the battery compartment securely. Many devices have child-resistant battery compartments that require a tool or specific action to open and close.

Image: Renata battery packaging highlighting child-resistant features and safety warnings, including a "0-6" symbol indicating danger to young children.
Operating Guidelines
Renata CR1025 batteries are designed for a wide range of applications requiring a compact, long-lasting 3V power source. Common uses include:
- Memory backup in electronic devices
- Medical and fitness appliances
- Sensors and IoT smart devices
- Home and automotive security devices
- Keyless entry devices and car key fobs
- Calculators, remote controls, and small gadgets
For optimal performance, ensure the battery is used within the recommended temperature and humidity ranges specified by the device manufacturer.

Image: An illustration showcasing various devices powered by Renata 3V lithium cells, such as personal medical devices, security systems, and IoT smart devices.

Image: A hand holding a car key fob, with two Renata coin cell batteries (CR2016 and CR2032) in the foreground, illustrating a common application.
Maintenance and Storage
Proper maintenance and storage extend battery life and ensure safety:
- Storage: Store unused batteries in their original packaging in a cool, dry place, away from direct sunlight and extreme temperatures. Keep them out of reach of children and pets.
- Avoid Short Circuits: Do not store batteries loosely or with metal objects (e.g., coins, keys) that could cause a short circuit.
- Cleaning: If battery terminals become dirty, gently wipe them with a clean, dry cloth. Do not use water or cleaning agents.
- Disposal: Dispose of used batteries according to local regulations. Do not incinerate or mutilate batteries. Many communities offer battery recycling programs.
Troubleshooting
If your device is not functioning correctly after battery installation, consider the following:
- Incorrect Polarity: Double-check that the battery is inserted with the correct positive (+) and negative (-) orientation.
- Battery Compartment: Ensure the battery compartment is fully closed and secured.
- Battery Life: If the battery has been stored for an extended period or used frequently, it may be depleted. Replace with a new Renata CR1025 battery.
- Device Issue: If the problem persists, the issue might be with the device itself rather than the battery. Consult your device's manual or manufacturer.
Specifications
Key technical specifications for Renata CR1025 Lithium Coin Cell Batteries:

Image: A Renata CR1025 battery shown alongside its key specifications and typical applications.
| Attribute | Value |
|---|---|
| Model Number | CR1025 |
| Battery Type | Lithium Manganese Dioxide (LiMnO2) |
| Nominal Voltage | 3V |
| Nominal Capacity | 30 mAh |
| Diameter | 0.394 in. / 10.0 mm |
| Height | 0.098 in. / 2.5 mm |
| Self-Discharge Rate | Less than 1% per year (at 23°C) |
| Safety Certification | UL-recognized (File No. MH14002) |
| Environmental Compliance | Does not contain toxic substances |
Safety Information
WARNING: KEEP BATTERIES OUT OF REACH OF CHILDREN.
- Ingestion Hazard: Coin cell batteries can cause severe internal chemical burns if swallowed. If ingested, seek immediate medical attention.
- Choking Hazard: Small batteries can be a choking hazard for young children.
- Leakage: Do not attempt to recharge, disassemble, heat, or incinerate batteries. This can lead to leakage, explosion, or fire.
- Short Circuit: Avoid short-circuiting the battery terminals.
- Storage: Store batteries in their original packaging until ready for use.
- Disposal: Dispose of used batteries promptly and responsibly.
Renata batteries are manufactured with superior leakage resistance and are UL-recognized for safety.
Warranty and Support
For information regarding product warranty or technical support, please refer to the official Renata Batteries website or contact their customer service. Keep your purchase receipt as proof of purchase.