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CR2016 Battery: Everything You Need to Know in 2025

Mar 04, 2025 582

CR2016 Battery

CR2016 Battery

Lithium coin cells such as the CR2016 are widely used for a variety of electronic devices because they are compact and reliable. As a dependable power source, the CR2016 can be seamlessly integrated into devices without taking up too much space. Designed to take up less space in small devices, it has a nominal voltage of 3 volts and dimensions of 20 mm and 1.6 mm. Among its uses are watches, calculators, fitness trackers, key fobs, and medical devices, since it has a high energy density. Manufacturers and consumers alike prefer the CR2016 battery because of its efficiency and long shelf life. We will highlight the importance of CR2016 batteries in everyday electronics in this article, which explores their features and uses.

What is a CR2016 Battery?

Lithium coin cell batteries, such as the CR2016, are known for their compact size and high energy density. You can use this battery for a variety of low-power electronics due to its nominal voltage of 3 volts. With a diameter of 20 mm and a height of 1.6 mm, the CR2016 battery is small enough to fit into devices with limited space. Whether manufacturers or consumers, lithium batteries are preferred for their long shelf life and reliable performance. CR2016 batteries provide reliable power even in extreme conditions due to their lightweight and durable design.

Watches, calculators, key fobs, fitness trackers, glucose meters, and digital thermometers are some of the many applications of the CR2016 battery. The device's long-lasting energy capacity makes it the ideal power supply for long-lasting devices. In addition, due to its low self-discharge rate, the battery keeps its charge even when not in use, providing instant power. In modern electronics, the CR2016 battery provides essential power for countless everyday items due to its versatility and reliability.

Applications

Watches

In addition to analog watches, digital watches, and smart watches, the CR2016 battery is widely used. These timepieces require a stable 3-volt supply for their intricate mechanisms and electronic components due to their compact size. Since the CR2016 has such a long shelf life, watches do not need to replace batteries frequently over extended periods of time. When it comes to alarms, backlighting, or smartwatch notifications, the CR2016 battery plays an essential role in both fashionable wrist watches and functional sports watches.

Calculators

CR2016 batteries are commonly used in pocket calculators to provide consistent power. This battery fits seamlessly within most calculators because of its compact design, and its stable voltage makes it reliable for basic calculations as well as advanced calculations. As a backup power supply for solar-powered calculators during low-light conditions, the CR2016 is particularly useful. In educational and professional settings, it is a staple because of its long-lasting power, making it a reliable tool.

Key Fobs

CR2016 batteries are commonly used in car key fobs and home security systems to power their remote access features. Modern key fobs are designed to be slim and lightweight, so batteries like this can easily fit into them. By providing a reliable source of power, locks can be unlocked quickly, and alarms can be activated without delay as a result. Its low self-discharge rate and long shelf life make it ideal for key fobs, as they are frequently used, and thus need to maintain their charge for extended periods.

Fitness Trackers and Smart Wearables

In addition to fitness trackers and smartwatches, CR2016 batteries can be found in other wearable technology devices. A compact power source is often needed for these devices, in order to support their various functions, such as measuring heart rate, tracking GPS, and recording activities. This wearable device can be powered efficiently without adding significant bulk thanks to the CR2016's lightweight design and reliable voltage output. It is also important for wearable devices to have a long battery life since they provide continuous feedback and monitoring throughout the day.

Medical Devices

Digital thermometers, blood glucose meters, and hearing aids commonly incorporate the CR2016 battery. An accurate reading and consistent operation are required for these applications. As a medical device, the CR2016 is especially valuable because it will maintain accuracy over long periods of time. As a result, these devices remain ready for use as a result of the battery's low self-discharge rate, which provides immediate functionality when needed.

Toys and Gadgets

Remote-control cars, interactive dolls, and educational toys frequently use the CR2016 battery. This battery can power lights, sounds, and movement functions in these toys due to its compact size and reliable energy output. As a result of the long shelf life of the CR2016, parents appreciate the ability to keep their toys functional without having to replace the batteries frequently. With this reliability, children can enjoy their toys whenever they want, so they can play whenever they want.

Cameras and Photography Equipment

Batteries for CR2016 can also be found in small digital cameras, flashes, and light meters. Power sources that are compact, reliable, and easy to use are often required for these devices to function efficiently and effectively, especially when capturing important moments. By providing constant voltage, the CR2016 provides the necessary energy for accurate light measurement and high-quality image capture. For photographers whose gear requires minimal weight while maintaining functionality, the battery's lightweight design is advantageous.

Remote Controls

Home entertainment systems, air conditioners, and television remote controls commonly use the CR2016 battery. Compact in design, the battery fits easily into slim remote designs, ensuring a reliable signal transmission thanks to its stable power output. CR2016 batteries are a practical choice since most remote controls are infrequently used, so they can remain functional for a long time without needing to be changed frequently.

Security Devices

As well as motion detectors and alarm systems, CR2016 batteries are used in door and window sensors. For these devices to operate consistently and monitor security, a compact, reliable power source is required. Providing uninterrupted power to security alarm and detection systems is critical due to the battery's ability to maintain a steady voltage over long periods of time. In the event of an attack, the devices will always be ready for action because of their long shelf life.

Features

High Energy Density

The CR2016 battery offers a nominal voltage of 3 volts due to its high energy density. Due to this high voltage output, the battery can power a variety of devices, including low-drain devices such as calculators and medical devices with higher demands. To ensure their proper operation, devices that require reliable energy must be able to deliver a consistent supply over an extended period.

Long Shelf Life

When stored properly, the CR2016 battery offers a shelf life of up to 10 years. A device such as a backup medical equipment or emergency gadget that is not used often can benefit from such longevity. When the battery is activated, the device provides immediate functionality due to its long shelf life, which ensures the battery maintains its charge for extended periods.

Reliable Performance

In addition to its long battery life, the CR2016 battery offers stable and reliable performance across a wide range of temperatures. Medical devices and outdoor electronics, where temperature fluctuations can impact performance, need this reliability. No matter how cold or how hot it is, the CR2016 provides consistent energy.

Cost-Effective Solution

With the CR2016 battery, you'll get long-lasting power for a wide range of low-power electronics. Multiple manufacturers offer it, which makes it easy for consumers to choose, leading to competitive prices many times. In particular, toys, remote controls, and calculators that require frequent replacements will benefit from this affordability.

Wrapping Up

As a result, the CR2016 battery is a reliable, energy-efficient, and compact power source widely used in many different industries. Besides watches and calculators, fitness trackers, key fobs, and medical equipment, it also powers watches, calculators, fitness trackers, and key fobs. Low self-discharge rates ensure CR2016's charge will remain viable even during extended periods of inactivity, and its lightweight and eco-friendly options make it ideal for everyday use. Consumers and manufacturers alike benefit from the widespread availability and compatibility of the CR2016 battery. Modern technology relies heavily on the CR2016 battery, which continues to play a vital role in powering essential appliances and specialized electronics.

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Christopher Anderson

Christopher Anderson has a Ph.D. in electrical engineering, focusing on power electronics. He’s been a Senior member of the IEEE Power Electronics Society since 2021. Right now, he works with the KPR Institute of Engineering and Technology in the U.S. He also writes detailed, top-notch articles about power electronics for business-to-business electronics platforms.

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