1. Product Overview
The Panasonic CR2016 lithium coin cell batteries are engineered to provide reliable, long-lasting 3.0 Volt power for a wide range of small electronic devices. These batteries are manufactured with proprietary sealing technologies to ensure high discharging performance and meet stringent safety compliance standards, including IEC 60086-4, ANSI C18.3M Part 2, and UL 1642.
Common applications include car key FOBs, watches, calculators, garage door openers, toys, LED lights, games, MP3 players, digital voice recorders, remotes, door chimes, sporting goods, calorie counters, stopwatches, and glucometers.

Front view of Panasonic CR2016 Lithium Coin Cell Batteries in a 10-pack child-resistant packaging.

Package contents of Panasonic CR2016 batteries, showing ten individual coin cells.
Official video showcasing the long-lasting technology and features of Panasonic Lithium Coin Batteries.
2. Safety Information
WARNING: INGESTION HAZARD. Death or serious injury can occur. A swallowed button cell or coin battery can cause Internal Chemical Burns in as little as 2 hours. Keep new and used batteries out of reach of children. Seek immediate medical attention if a battery is swallowed.
Do not recharge, disassemble, heat above 212°F (100°C), or incinerate. Keep in original packaging until ready to use. Immediately dispose of used batteries and keep away from children. Do not dispose of batteries in household trash. California only: Perchlorate Material - special handling may apply. See disc.ca.gov/perchlorate/.

Back view of Panasonic CR2016 Lithium Coin Cell Batteries packaging showing safety warnings and product information.

Close-up of Panasonic CR2016 battery packaging emphasizing child-resistant design with scissors icon.
3. Setup and Installation
To install or replace a Panasonic CR2016 battery in your device, follow these general steps. Always refer to your device's specific instruction manual for detailed guidance, as procedures may vary.
- Identify Battery Compartment: Locate the battery compartment on your electronic device. This is often secured with a small screw or a latch.
- Open Compartment: Use an appropriate tool (e.g., a small screwdriver, coin, or plastic pry tool) to carefully open the battery compartment. Exercise caution to avoid damaging the device or the compartment.
- Remove Old Battery: Gently remove the old CR2016 battery. Note its orientation (positive (+) side up or down) for correct installation of the new battery.
- Insert New Battery: Place the new Panasonic CR2016 battery into the compartment, ensuring the correct polarity. The positive (+) side is typically marked on the battery and the compartment.
- Close Compartment: Securely close the battery compartment. If there was a screw, tighten it gently.
- Test Device: Test your device to ensure the new battery is functioning correctly.
Note: For devices like car key FOBs, the process may involve separating the key fob casing. Always consult your vehicle's manual or a reputable online resource for specific instructions for your car model.
4. Operating Instructions
Once the Panasonic CR2016 battery is correctly installed, your device should operate as intended. These batteries are designed for single use and are not rechargeable. Ensure the battery is compatible with your device's voltage and size requirements.

Panasonic CR2016 battery with illustrations of a car key fob, watch, and garage door opener, indicating common device compatibility.
5. Maintenance and Storage
- Storage: Store unused batteries in their original, child-resistant packaging in a cool, dry place at room temperature. Avoid direct sunlight and extreme temperatures.
- Shelf Life: Panasonic CR2016 batteries maintain power for up to 8 years when unused and properly stored.
- Handling: Do not carry loose batteries in your pocket or purse with metal objects like coins or keys, as this can cause a short circuit.
- Disposal: Dispose of used batteries promptly and responsibly according to local regulations. Do not throw them in household trash.

Panasonic CR2016 battery next to a calendar, illustrating up to 8 years of long storage life.

Panasonic CR2016 battery next to a thermometer showing a wide operating temperature range of 14°F to 140°F.
6. Troubleshooting
If your device is not functioning after battery installation, consider the following:
- Check Polarity: Ensure the battery is inserted with the correct positive (+) and negative (-) orientation.
- Verify Battery Type: Confirm that you are using the correct CR2016 battery type for your device.
- New Battery: If the battery was stored for a long period or is not new, try a fresh battery from the pack.
- Device Malfunction: If the issue persists, the problem might be with the device itself, not the battery. Consult your device's manual or a qualified technician.
7. Specifications
| Specification | Detail |
|---|---|
| Number of Batteries | 10 (included) |
| Brand | Panasonic |
| Battery Cell Composition | Lithium Manganese Dioxide |
| Battery Capacity | 90 Milliamp Hours |
| Voltage | 3 Volts |
| Reusability | Single Use |
| Item Dimensions | 0.78 x 0.78 x 0.06 inches |
| Item Weight | 0.04 Kilograms |
| Model Number | CR2016P/10BW |
| UPC | 073096701076 |
| Manufacturer | Panasonic Energy Corporation of America |

Panasonic CR2016 batteries are made in Indonesia and packaged in the U.S.A.
8. Warranty and Support
This product is guaranteed to be free from defects in materials and workmanship.
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