Can You Use 123 Batteries Interchangeably With Cr123A?
No, 123 and CR123A batteries are not always interchangeable. While they look similar, subtle differences can damage devices or reduce performance. Understanding these distinctions is critical for safety and functionality. Many assume all cylindrical 3V lithium batteries are identical. But voltage, chemistry, and size variations exist. Using the wrong type risks leaks, overheating, or even … Read more