Key Highlights
- CR2 batteries are well-known for their small size and strong energy. This makes them perfect for devices that need a lot of power in a small space.
- From powering your digital cameras and flashlights to medical devices, these batteries play an essential role in various applications.
- With a long shelf life, your CR2 batteries will be ready when you need them.
- They provide a voltage of 3V and can hold between 800mAh and 1000mAh, giving you reliable power.
- We will help you choose the right CR2 battery and tell you important safety tips to keep in mind.
Introduction
In today's world, many people use portable electronics. The CR2 lithium 3-volt battery is very common and popular. This small round battery is found in digital cameras, sturdy flashlights, and many other devices. This little battery packs much power and usually comes in strong packaging. It plays a vital role in our tech-filled lives. It's essential to understand how to use them and choose the right one for the best performance and safety. Let's explore the world of CR2 lithium batteries.
What is the CR2 Lithium 3 Volt Batteries？
The CR2 battery is a cylindrical cell battery that uses lithium chemistry. People use it on many electronic devices. The "CR" part means lithium manganese dioxide (LiMnO2) is inside, while the "2" shows its number in the CR battery group.
CR2 batteries are unique because they hold much energy despite being small. Their lithium content helps them save much power. This is why many people choose them for devices that need to run for a long time and work well. Let's learn the main specs, features, and uses of the CR2 lithium 3-volt battery. This article will guide you in making better choices when selecting and using CR2 batteries.
Specifications of CR2 3.0 Volt Battery
Understanding the technical details of a CR2 battery is important when choosing the best power source for your device. These details help you see what the battery can do, ensuring it works well with your device and achieves the best performance.
Here is a simple table showing the main specs of a usual CR2 lithium 3-volt battery:
| Specification | Detail |
|---|---|
| Type | Non-rechargeable lithium battery |
| Nominal Voltage | 3 Volts |
| Capacity | 800 - 1000 mAh |
| Dimension | 15.6*27mm (15.6mm diameter, 27mm height) |
| Weight | About 16g |
| Operating Temperature Range | From -40°C to +85°C |
| Chemistry | Lithium manganese dioxide (LiMnO2) |
| Shelf Life | Up to 10 years |
Key Features and Benefits of CR2 Batteries
The use of CR2 batteries is increasing. This is because they have a good mix of features and benefits.
- High energy density: CR2 3v batteries can hold much electrical energy in a small size.
- High open circuit voltage: CR2 batteries have high voltage when not under load. This helps efficient energy storage and quick power delivery when connected to devices.
- Wide operating temperature range: They work well in many different environments and temperatures.
- Stable operating voltage and current: A CR2 3.0 volt battery gives steady voltage and current during use. This means that devices perform reliably and steadily.
- Low self-discharge rate: They lose less than 1% of their charge each year at 25°C, which helps them last a long time.
- Long shelf life: If stored correctly, a CR2 lithium battery can last over ten years.
- Compact size: Their small, round shape works great for devices with limited space.
- Safety: A safety feature protects against too much current and prevents leaks from happening.
Common Applications of CR2 Battery
The special traits of CR2 batteries make them handy in several areas. Here are some of the usual uses for them:
1. Photography Equipment: Cameras, camcorders, and digital video (DV) cameras
CR2 3V batteries are often used in various photographic equipment. These equipment include cameras, camcorders, and DV cameras. They need long-lasting and reliable power to run essential parts like autofocus, shutter systems, and flash units. The small size and strong energy of CR2 batteries help them work well even in high demand. This ability allows users to take good-quality photos and videos for long.
2. Illumination Devices: Flashlights, LED lights
Flashlights, especially small LED ones, use CR2 3V batteries to provide bright and dependable light. These batteries have high energy density and a steady voltage, making them great for outdoor activities, emergency lighting, and tactical uses. CR2 batteries are often found in handheld flashlights, LED lamps, and other portable lights. They offer powerful lighting when these devices are needed most and have long-lasting performance.
3. Medical Equipment: Blood glucose meters, blood pressure monitors, electronic thermometers
CR2 batteries are essential for medical devices. They power tools like blood glucose meters, blood pressure monitors, and electronic thermometers. These devices need accurate readouts and steady operation. CR2 batteries provide this because they are reliable and long-lasting. Their small size and high energy ensure the devices stay light and easy to carry while working well.
4. Security Systems: Wireless sensors, surveillance cameras, alarms, smoke detectors
In security systems, CR2 3V batteries are widely used to power wireless sensors, surveillance cameras, alarms, and smoke detectors. These devices usually stay in standby mode for long and need dependable, long-lasting power. CR2 batteries are great for this because they have a low self-discharge rate. This helps keep security systems working well for a long time without needing to change the batteries often.
5. Military Use: Weapon lights, laser rangefinders, laser pointers, communication devices
CR2 3V batteries are commonly found in military and tactical gear. This includes items like weapon lights, laser rangefinders, laser pointers, and communication tools. They work well in tough conditions, even at very high or low temperatures. This feature makes them an excellent choice for critical military tasks. During night missions or when precise targeting is needed, CR2 batteries supply the power that military personnel require under challenging situations.
6. Other Electronic Devices: Electronic locks, gaming devices, toys
In addition to the above, CR2 3V batteries are found in various everyday electronic devices. You can find them in electronic locks, gaming devices, and remote-controlled toys. Their small size, high energy, and long life make them perfect for these applications. Whether for fun, ease, or safety, CR2 Lithium 3 Volt Batteries are the primary power choice for many electronic devices.
How to Choose the Right Battery CR2 3 Volt？
When you pick a CR2 battery, think about a few key factors. These will help you find the right battery for your device and make sure it works well. Here is a useful guide to help you choose wisely:
- Device Compatibility: Always check your device's manual or specifications. This will help you find the right battery type and size. Using the wrong battery can cause your device to work poorly, get damaged, or be unsafe. Ensure that the CR2 Lithium 3 Volt Battery fits your device's needed voltage and size.
- Battery Storage Life: CR2 batteries can last a long time. However, it is important to check the manufacturing and expiry dates before buying. Always pick fresh batteries that have been stored properly for the best performance. Stay away from batteries that are close to their expiration date because their energy and performance may go down over time.
- Brand and Quality: Not all CR2 Lithium 3 Volt Batteries are created equal. Battery quality can vary significantly between brands, affecting both performance and safety. Reputable brands, such as Pkcell, are known for offering higher-quality CR2 batteries. Opting for a trusted brand ensures consistent performance and adherence to safety standards, minimizing the risk of malfunction or device damage.
- Price and Quantity: When buying the Battery CR2 3 Volt, consider the unit price and how many you need. Buying larger amounts may save you money if you use CR2 batteries often. Check for any discounts or deals for bigger orders since they can lead to big savings. Pkcell offers discounts for bulk purchases and flexible minimum order amounts.
- Environmental Impact: While CR2 Lithium 3 Volt Battery is usually better for the environment compared to many types of batteries, they are still disposable and should be recycled properly. Look for brands that practice good environmental habits, like recyclable packaging or eco-friendly options. It is very important to dispose of and recycle batteries properly to help reduce their impact on the environment.
Safety Tips for Using CR2 3.0 V Lithium Batteries
- Proper Storage: Always keep the CR2 Lithium 3 Volt Battery in a cool, dry place. Make sure it is away from direct sunlight, heat, or moisture. Do not place the battery near water or fire.
- Do Not Charge: CR2 batteries cannot be recharged. Never try to charge them. Charging these non-rechargeable batteries can cause dangerous issues like overheating or leaking.
- Avoid Short Circuits: Keep the battery terminals away from metal objects or other conductive materials. This helps prevent short circuits, which can make the battery heat up, leak, or even explode.
- Do Not Mix Batteries: Do not mix old and new batteries or different brands in the same device. This can lead to problems and increase the chance of leakage. Always replace batteries together when needed.
- Avoid Physical Damage: Never disassemble, drop, or puncture CR2 batteries. Physical damage can cause dangerous chemical leaks, overheating, or explosions.
- Monitor for Leakage: Regularly check your CR2 Lithium 3 Volt Battery for any leakage, bulging, or damage. If you find any issues, dispose of the battery safely and get a new one.
- Keep Away from Children and Pets: CR2 batteries are small and could be a choking hazard. Always store them where children and pets cannot reach them to avoid accidents.
- Proper Disposal: Dispose of used CR2 Lithium 3 Volt Battery following local guidelines. Please do not throw them in regular trash. Instead, they should be recycled through special battery recycling programs to protect the environment.
Following these safety guidelines, you can safely use and dispose of CR2 Lithium 3 Volt Battery. This will help protect your devices and the environment.
Conclusion
In summary, it is essential to understand the key points of CR2 Lithium 3 Volt Batteries. This understanding helps with both performance and safety in different uses. When picking the right battery, you need to think about its features and benefits. Good-quality batteries, like the ones from Pkcell, can really improve your experience. Stay informed, follow safety rules, and make smart choices for your power needs. The high-quality CR2 battery can elevate your usage, whether it's for cameras, flashlights, or other devices. If you want more details or a quote about CR123A, feel free to contact us now. Make a smart choice and keep your devices powered well.
Why Choose Pkcell?
Pkcell started in 1998. It is a top battery maker in China. They produce safe, reliable, and high-quality batteries. People recognize them for their great and new power solutions. The company has a large factory that is 28,000 square meters. A team of over 50 people works on research and development there. Their high-quality batteries have been sold to customers in over 100 countries.
Pkcell cares about the quality of their products and how they are made. They follow ethical and sustainable practices. They follow strict quality checks and use safe ways to make their products. When you choose Pkcell, you get batteries that work well and meet high environmental standards.
Frequently Asked Questions
Are CR 2 Batteries Rechargeable?
No, a CR2 Lithium 3 Volt Battery cannot be recharged. It is designed to be used only once. These batteries use lithium chemistry. It can be dangerous if you try to charge a CR2 lithium 3 volt battery with a charger for rechargeable batteries. This can lead to damage and safety problems.
How Can I Maximize the Lifespan of a CR2 Battery?
Maximize your cr2 lithium 3 volt battery life. Turn off devices or remove the batteries when you are not using them. Store the batteries in a cool and dry spot. This will help slow down how fast they lose their charge and keep their power longer.
Are there any environmentally friendly ways to dispose of CR2 lithium 3-volt batteries?
- Follow the battery recycling programs near you.
- Look for the correct collection points at local recycling centers and shops.
- Check to see if the battery is leaking or damaged before recycling.
- Use proper packaging to hold the batteries.
- Do not throw CR2 batteries in the regular trash.
- Recycling batteries helps keep the environment safe and healthy.
Post time: Feb-17-2025
