The History of the Flashlight

1899 Flashlight

In 1887, the first dry cell battery was invented. Unlike previous batteries, it used a paste electrolyte instead of a liquid. This was the first battery suitable for portable electrical devices, as it did not spill or break easily and worked in any orientation. The first mass-produced dry cell batteries came in 1896, and the […]

Flashlight Performance standards

Flashlight Performance standards

Pay attention to Flashlight performance Standards when you buy a flashlight top be sure you are getting the flashlight you need. The United States Army former standard MIL-F-3747E described the performance standard for plastic flashlights using two or three D cell dry batteries, in either straight or angle form, and in standard, explosion-proof, heat-resistant, traffic […]

X