The CR2032 coin cell battery is a widely used and versatile power source for a variety of electronic devices, including watches, calculators, and key fobs. Its compact size, long shelf life, and reliable performance make it an ideal choice for applications where a small and dependable energy supply is critical.
CR2032 coin cell batteries are commonly used in the following devices:
Pros:
Cons:
Story 1:
A hearing aid user experienced intermittent performance and decreased volume. After troubleshooting, it was discovered that the CR2032 battery had become depleted. Replacing the battery restored the device's function and improved the user's hearing experience.
Lesson Learned: Regular battery replacement is essential for optimal performance of electronic devices.
Story 2:
A child swallowed a CR2032 coin cell battery, resulting in a medical emergency. The battery lodged in the esophagus and caused internal bleeding. Fortunately, the child received prompt medical attention and underwent surgery to remove it.
Lesson Learned: Keep coin cell batteries out of reach of children, as they pose a significant safety hazard if ingested.
Story 3:
A homeowner used a coin cell battery that had been lying around for several years to power a remote control. The battery leaked a corrosive liquid inside the remote, damaging its components.
Lesson Learned: Discard old or unused batteries responsibly to prevent potential damages to devices or the environment.
Table 1: CR2032 Battery Specifications
Specification | Value |
---|---|
Battery Type | Lithium manganese dioxide (Li-MnO2) |
Nominal Voltage | 3 volts |
Capacity | 240-250 milliamp-hours (mAh) |
Diameter | 20 millimeters (mm) |
Height | 3.2 millimeters (mm) |
Table 2: CR2032 Battery Applications
Device | Typical Battery Consumption |
---|---|
Watch | 1-2 years |
Calculator | 2-3 years |
Key fob | 1-2 years |
Hearing aid | 6-12 months |
Medical device | 3-6 months |
Remote control | 6-12 months |
Table 3: CR2032 Battery Comparison with Other Coin Cell Batteries
Battery Type | Capacity (mAh) |
---|---|
CR2032 | 240-250 |
CR2025 | 160-175 |
CR2016 | 90-100 |
LR44 | 160 |
AG13 | 115-130 |
The CR2032 coin cell battery is a reliable and versatile power source for a wide range of electronic devices. Its compact size, long shelf life, and high energy density make it an ideal choice for applications where consistent performance is crucial. By understanding its specifications, advantages, and limitations, as well as following proper handling and replacement procedures, users can maximize the benefits and safety of this essential battery type.
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