cr2032 button battery

　　The CR2032 button battery, also known as a coin cell due to its shape, is a popular type of lithium battery used in various small electronic devices. Here's an overview that includes detailed information about the CR2032:

　　Overview and Specifications

　　Chemistry: The CR2032 is a lithium manganese dioxide (LiMnO2) battery

　　This chemistry provides a high energy density and stable voltage output.

　　Nominal Voltage: It has a nominal voltage of 3 volts

　　Capacity: Typically, the capacity of a CR2032 battery is around 225 to 230 mAh (milliampere-hours), though this can vary slightly depending on the manufacturer and conditions of use

　　Dimensions: The battery measures approximately 20 mm in diameter and 3.2 mm in thickness, as indicated by its name where "20" stands for the diameter and "32" for the thickness in tenths of a millimeter

　　Applications

　　CR2032 batteries are commonly found in:

　　Watches

　　Calculators

　　Car key fobs

　　Medical devices like glucose meters

　　Remote controls for small electronics

　　Fitness trackers

　　Small toys and novelty items

　　Computer motherboards for maintaining CMOS settings and real-time clocks

　　Back-up power sources for various electronics

　　Features and Benefits

　　Long Shelf Life: These batteries have a long shelf life, which can be up to 10 years or more when stored properly

　　Stable Voltage Output: They provide a consistent voltage over time, making them reliable for devices requiring stable power supply.

　　Compact Size: Their small size makes them suitable for compact devices where space is limited.

　　Safety Considerations

　　When handling CR2032 batteries, it's important to take safety precautions into account. They pose a choking hazard to children and should be kept out of reach. Improper disposal can lead to environmental damage; therefore, recycling these batteries is recommended to mitigate this impact.

　　Environmental Impact

　　Lithium batteries contain materials that require careful disposal. Recycling programs help recover valuable materials and reduce environmental pollution. Consumers are encouraged to recycle their used batteries through appropriate channels.

　　Conclusion

　　In summary, the CR2032 button battery is a versatile and widely used power source for a variety of small electronic devices. Its high energy density, long shelf life, and stable performance make it an essential component in many gadgets. When replacing or disposing of these batteries, following proper guidelines ensures both safety and environmental responsibility.

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