Pros

  • Lonasting performance compared to cheap alternatives
  • Ideal for old 35mm film cameras
  • Reliable and trustworthy brand
  • Effective for replacing batteries in window sensors
  • The 123 and 123A batteries are interchangeable and fit in the same slots
  • Distinguishing appearance from lower voltage batteries

Cons

  • Expensive compared to alternatives
  • Does not fit all CR123A applications, despite being advertised as a compatible size
  • Batteries do not last the advertised 10 years; failed within 5 years
  • Concerns about reliability for smoke detector use
  • Batteries and flashlight heated up excessively during use
  • User expected higher quality from this brand based on previous experience

Bottom Line

If you’re looking for a dependable battery for your old 35mm film camera or certain sensors, the Energizer 123 Lithium Photo Batteries can do the job. However, they're not the most budget-friendly, and issues with sizing and overheating might make you want to look elsewhere, especially for sensitive devices like smoke detectors. Consider the advertised longevity with a grain of salt and weigh these factors before splurging on this premium option.

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