Meet the CR2 Lithium Battery: your ultimate pocket powerhouse engineered to fuel high-drain devices with unwavering reliability. Harnessing advanced Lithium Manganese Dioxide (Li-MnO₂) chemistry, this sleek 3 V cell delivers rock-steady voltage from the very first shot to the final flash. Whether you’re immortalizing epic adventures with your digital camera or exploring uncharted trails after dark, the CR2 is the silent partner that never quits—ensuring you never miss a moment, a bearing, or a target.
With a robust 750 mAh capacity tucked into its ultra-compact frame, the CR2 offers marathon-length runtimes for tactical flashlights, laser rangefinders, and other power-hungry gadgets. Its remarkable energy density translates to lighter gear and fewer battery swaps when every ounce counts. You’ll experience consistent peak performance as the stable 3 V output stands firm under pulse loads, keeping you locked on your mission—whether you’re a weekend warrior mapping new terrain or a professional out in the field.
Tough by design, the CR2 thrives where lesser cells falter. Built with a rugged, leak-proof casing and multiple safety features, it resists accidental discharge and protects both your equipment and your peace of mind. Boasting an impressive 10-year shelf life, it remains battle-ready straight out of storage—no charging, no fuss. From subzero –40 °C ice explorations to blistering +70 °C desert crossings, this resilient powerhouse retains its charge and performance without compromise.
Versatility defines the CR2. In security patrols or smart-home setups, it powers motion sensors, smart locks, IoT nodes, and beyond with maintenance-free consistency. Its slim profile slips effortlessly into tight compartments, saving precious space and weight so you can travel lighter without sacrificing power. And because it’s non-rechargeable, you can focus on gathering data, securing perimeters, or framing the perfect shot—no downtime, no recharge cycles.
Beyond raw performance, the CR2 respects both your devices and the planet. Free from mercury and cadmium, it meets RoHS, CE, and UN38.3 standards, reflecting rigorous safety and environmental compliance. With built-in short-circuit protection and a leak-resistant design, this battery isn’t just fuel for your gear—it’s an investment in a cleaner, safer future.
– Pocket-Size Power: High energy density fits easily in any kit
– Marathon Runtime: 750 mAh capacity keeps devices active for hours
– Steady 3 V Output: Delivers consistent voltage under heavy loads
– All-Weather Durability: Operates from –40 °C to +70 °C with ease
– Leak-Proof & Safe: Rugged housing with built-in protection
– Ready-When-You-Are: Holds charge up to 10 years without recharging
– Space-Saving Design: Slim profile slides into tight device slots
– Eco-Friendly Chemistry: Mercury- and cadmium-free, certified RoHS/CE/UN38.3
– Chemistry: Lithium Manganese Dioxide (Li-MnO₂)
– Nominal Voltage: 3 V
– Capacity: 750 mAh (typical)
– Shelf Life: Up to 10 years
– Self-Discharge: <1% per year
– Dimensions: 15.6 mm diameter × 27 mm height
– Weight: Approx. 11 g
– Operating Temperature: –40 °C to +70 °C
– Certifications: RoHS, CE, UN38.3
– Safety: Short-circuit protection, leak-resistant design
Warranty
Our products are covered by a manufacturer’s warranty ranging from 6 months up to a lifetime, subject to the specific item. For detailed warranty information, kindly enquire with our support team.
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Super happy with my product, service great with regular updates and quick delivery
gunmasa is very professional and the katcher product is a dope am loving it
Good communication and service. Great seller. Thanks
Good product, good service!
Great service, fast and reliable. Product was in good condition
What a pleasure working with url @ GUNMANSA THANKS GUYZ.
What a pleasure working with url @ GUNMANSA THANKS GUYZ.
Absolute pleasure fast delivery.
Great communication, prompt delivery!
Great for budget builds! Despite no 80+ Bronze rating, it works perfectly. Solid 500W power with all the essential connectors. Recommended!
Quite impressive, coming from a wired G513, I was amazed how solid this Keychron felt and sounded, thanks to the sound dampening inside of course. Battery seems to last quite a while so no complaints there.
Best thing i have ever owned, especially as a game
Came quickly, worked perfectly
Product was most affordable of all sellers listed. Super-fast shipping and well packaged. excellent seller. Highly recommended
Product works flawlessly its just the dispatching that's delayed by maybe a day or two that influences the delivery time but other than that I'd order from them again and if thats not a deal breaker for you then you should too.
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