Introduction
This manual provides essential information for the safe and effective use of your Energizer CR2430 Lithium Coin Button Cell Batteries. Please read all instructions and safety warnings carefully before use.
Product Overview
The Energizer CR2430 is a high-performance lithium coin cell battery designed for reliable power in a variety of small electronic devices. Known for its long-lasting power and consistent output, it is an ideal choice for devices requiring a compact and dependable energy source.

Image shows two Energizer CR2430 lithium coin cell batteries, each individually packaged in a child-resistant blister pack. The packaging clearly displays the Energizer brand logo, '2430 LITHIUM', and safety warnings. The front of the battery shows 'CR2430 3 VOLTS Energizer' and 'MADE IN INDONESIA'.
Specifications
| Attribute | Value |
|---|---|
| Model Number | JB-0HTW-8V79 |
| Battery Type | Lithium Coin Button Cell |
| Voltage | 3 Volts |
| Capacity | 280 mAh |
| Dimensions (Diameter x Height) | 24.5mm x 3.0mm |
| Item Weight (per battery) | Approximately 0.176 ounces (0.352 ounces for 2-pack) |
| Recommended Uses | Computers, toys, torches, calculators, watches, car key fobs, remote controls |
Setup (Battery Installation)
- Identify Battery Compartment: Locate the battery compartment on your electronic device. This is often secured with a screw or a latch for safety.
- Open Compartment: Carefully open the battery compartment using the appropriate tool (e.g., small screwdriver) if necessary.
- Remove Old Battery (if applicable): If replacing an old battery, remove it and dispose of it properly according to local regulations.
- Observe Polarity: Before inserting the new battery, observe the polarity markings (+ and -) inside the compartment.
- Insert New Battery: Insert the Energizer CR2430 battery, ensuring the positive (+) side aligns with the positive terminal in the compartment. The battery should fit snugly.
- Close Compartment: Securely close the battery compartment. Test your device to ensure proper function.
Operating (Usage Guidelines)
- Single Use: These batteries are designed for single-use applications and are not rechargeable. Attempting to recharge them may lead to leakage or explosion.
- Optimal Performance: For optimal performance and longevity, store batteries in their original packaging in a cool, dry place, away from direct sunlight and extreme temperatures, until ready for use.
- Device Compatibility: Ensure the CR2430 battery is the correct size and voltage for your device as specified by the device manufacturer.
Maintenance
- Cleanliness: Keep battery contacts clean and free from dirt or corrosion. Use a dry cloth to wipe them if necessary.
- Storage: Store unused batteries in their original packaging to prevent short-circuiting and to keep them dry. Avoid storing batteries with metal objects like coins or keys.
- Temperature: Do not expose batteries to excessive heat or cold. Extreme temperatures can reduce battery life and performance.
Troubleshooting
- Device Not Powering On: If your device does not power on after battery installation, first check that the battery is inserted with the correct polarity (+/-). Ensure the battery is seated firmly in its compartment.
- Weak Performance: If the device is performing weakly or intermittently, the battery may be low on power. Replace it with a new Energizer CR2430 battery.
- Battery Leakage: If you observe any leakage from the battery, discontinue use immediately. Handle with gloves and dispose of the battery safely. Clean the device's battery compartment thoroughly before installing a new battery.
Safety Information
WARNING: Keep batteries out of reach of children. Swallowing may lead to serious injury or death in as little as 2 hours due to chemical burns and potential perforation of the esophagus. Immediately seek medical attention if a battery is swallowed. Store in original package until ready to use. Dispose of used batteries immediately.
- Do not recharge, disassemble, heat, or dispose of in fire. May explode or leak.
- Do not mix new and used batteries, or different types of batteries.
- Ensure correct polarity (+ and -) when installing.
- Remove exhausted batteries promptly from devices.
Disposal
Dispose of used batteries responsibly and according to local regulations. Do not dispose of with household waste. Many communities offer battery recycling programs. For more information on battery recycling, please visit Call2Recycle.org or your local waste management authority's website.
Warranty and Support
For product support, technical assistance, or warranty inquiries regarding your Energizer CR2430 batteries, please refer to the official Energizer website or contact the retailer from whom you purchased the product. Keep your proof of purchase for any warranty claims.