Keenstone specializes in the production of Lithium Batteries, we have regular cooperative factories dedicated to providing the highest quality Lithium Batteries, safe and durable.

Features and Benefits ...

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Product Review

Keenstone specializes in the production of Lithium Batteries, we have regular cooperative factories dedicated to providing the highest quality Lithium Batteries, safe and durable.

Features and Benefits

High power CR2 Lithium Batteries

Can be used for many applications: Photo cameras, Flashlights, light meters, and many other photo equipments

Ultra long shelf life of 5 years with minimal natural discharge

Ultra high energy density and lasts 3-5 times longer than ordinary alkaline batteries in high current drain devices like digital cameras

Fast Flash performance with a consistent and very short recycle time

Technical Specifications

Self-discharge Rate: < 1% per Year

Normal Weight: 11 g

Dimension:

- Diameter: 15.1 mm

- Height: 26.7 mm

Operating Temperature -40 ~ 158ºF

PTC High Current Discharge Protection implemented


Warning: Can Not Be Recharged!
We work hard to make our battery stronger and more durable. If for any reason you are unhappy with any product by Keenstone, please feel free to contact us. We take full ownership and responsibility
for the quality of our products and will do our very best to solve your problem quickly and efficiently!

  • Keenstone cr2 lithium battery with 3V 850mAh capacity can used most appliances,such as photo cameras,flashlights, light meters,toys,clocks and many other photo equipments (Can not be recharged)
  • Keenstone cr2 3v non-rechargeable lithium batteries with ultra high energy density, which it can lasts 3-5 times longer than ordinary alkaline batteries in high current drain devices like digital cameras
  • Fast Flash performance with a consistent and very short recycle time.Extremely low 1% self-discharge per year beat most regular CR2 batteries
  • Keenstone cr2 batteries with UL, UN, ROHS certification. Batteries prevent excessive discharge leading to damaged lithium cells and possible catastrophic incidents
  • Keenstone cr2 battery come with PTC high current discharge protection implemented, and it can ensure battery stays running when not in use

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